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  <id>https://www.stellartelescope.com/collections/all.atom</id>
  <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/collections/all"/>
  <link rel="self" type="application/atom+xml" href="https://www.stellartelescope.com/collections/daystar-filters.atom"/>
  <title>Stellar Telescope</title>
  <updated>2018-08-17T09:04:14-04:00</updated>
  <author>
    <name>Stellar Telescope</name>
  </author>
  <entry>
    <id>https://www.stellartelescope.com/products/1611902582826</id>
    <published>2018-08-17T09:04:14-04:00</published>
    <updated>2018-08-17T09:04:14-04:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-60mm-ds-solar-scout-bundle"/>
    <title>Daystar 60mm-ds Solar Scout Bundle</title>
    <s:type>Bundle</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/Daystar_60mmds_Solar_Scout_Dedicated_Solar_Telescope_Bundle.jpg?v=1539289294"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Bundle<br>
        <strong>Price: </strong>
            1195.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2 style="text-align: center;"><strong>Daystar Solar Scout Entry Level 60mm-DS Dedicated Solar Doublet Refractor Bundle</strong></h2>
<p>Introducing the all-new Solar Scout 60mm-ds solar telescope at such an incredibly low price! Experience Quark performance on a dedicated 60mm achromat refractor. This solar bundle comes with everything you need to get started right away. Just mount it up with its vixen style mounting foot on your tripod, and you are ready to observe or image!</p>
<p>If you do not need the extra accessories in this bundle, you can purchase the <a href="https://www.stellartelescope.com/products/daystar-60mm-ds-solar-scout">Daystar Solar Scout 60mm-ds</a> by itself.</p>
<h3><strong>Daystar 60mm-ds Solar Scout Telescope Bundle Includes</strong></h3>
<ul>
<li>Quality Achromat Doublet 60mm refractor</li>
<li>Integrated, non-removable *Quark.</li>
<li>Helical Front-end Focus with robust and precision focus for visual observing and imaging.</li>
<li>Micro-USB power cable and US wall charger</li>
<li>'Solar Bullet' sun-finder</li>
<li>Vixen/Photo style mounting foot</li>
<li>Additional International wall power adapter (EU, UK, Aus, and US plugs)</li>
<li>Fully Multicoated 25mm Plossl eyepiece</li>
<li>1.25" mirror diagonal</li>
<li>10,000 mAh Daystar battery with mounting strap.</li>
<li>LED indicator for power, warming, ready, fault</li>
<li>3-year warranty</li>
</ul>
<h3>
<strong>Daystar 60mm-ds Solar Scout Telescope Bundle</strong><strong> Features:</strong>
</h3>
<ul>
<li>Incredibly low-priced H-alpha dedicated telescope</li>
<li>"Doublestack" performance at no extra cost</li>
<li>Helical Front-Focus can't slip and does not turn the eyepiece.</li>
<li>Always on-band with USB power, 5v 1.5amp<br>110-240VAC wall adapter (Optional 24mAh battery available)</li>
<li>Tuning knob allows +/- 0.5Å wing shifting </li>
<li>Adaptable for 2" eyepieces or Camera mounts (adapters not included)</li>
</ul>
<h3><strong>Daystar 60mm-ds Solar Scout Dedicated Solar Telescope Specifications:</strong></h3>
<ul>
<li>930mm Effective Focal Length</li>
<li>F/15.5</li>
<li>16mm eyepiece exit aperture.</li>
<li>60mm objective</li>
</ul>
<p><em>* Quark component is not interchangeable on SS60ds. Original SS60 telescopes can interchange Quark optical components, but for cost reduction needs, the SS60ds has an all-in-one conjoined construction.</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>Aperture_50-99mm</s:tag>
    <s:tag>Ben Review</s:tag>
    <s:tag>F-Ratio_F/12+</s:tag>
    <s:tag>Focal Length_800 - 999mm</s:tag>
    <s:tag>Price_$750 - $999</s:tag>
    <s:tag>Solar Telescope</s:tag>
    <s:tag>Telescope Type_Refractor</s:tag>
    <s:tag>User Experience_Intermediate</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1611902582826</id>
      <title>Default Title</title>
      <s:price currency="USD">1195.00</s:price>
      <s:sku>SS60DSB</s:sku>
      <s:grams>9072</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1611901861930</id>
    <published>2018-08-17T09:04:14-04:00</published>
    <updated>2018-08-17T09:04:14-04:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-60mm-ds-solar-scout"/>
    <title>Daystar 60mm-ds Solar Scout Dedicated Solar Telescope</title>
    <s:type>Telescope</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/Daystar_60mm-ds_Solar_Scout_Dedicated_Solar_Telescope.jpg?v=1539289313"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Telescope<br>
        <strong>Price: </strong>
            995.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2 style="text-align: center;"><strong>Daystar Solar Scout Entry Level 60mm-DS Dedicated Solar Doublet Refractor</strong></h2>
<p>Introducing the all-new Solar Scout 60mm-ds solar telescope at such an incredibly low price! Experience Quark performance on a dedicated 60mm achromat refractor at an all-time low price. Just mount it up with its vixen style mounting foot, set up your gear, and you are ready to observe or image!</p>
<p>If you will need accessories like a battery pack, diagonal, eyepiece etc with this telescope, see the <a href="https://www.stellartelescope.com/products/daystar-60mm-ds-solar-scout-bundle">Daystar Solar Scout 60mm-ds Bundle</a>.</p>
<h3><strong>Daystar 60mm-ds Solar Scout Dedicated Solar Telescope Includes</strong></h3>
<ul>
<li>Quality Achromat Doublet 60mm refractor</li>
<li>Integrated, non-removable *Quark.</li>
<li>Helical Front-end Focus with robust and precision focus for visual observing and imaging.</li>
<li>Micro-USB power cable and US wall charger</li>
<li>'Solar Bullet' sun-finder</li>
<li>Vixen/Photo style mounting foot</li>
<li>LED indicator for power, warming, ready, fault</li>
<li>3-year warranty</li>
</ul>
<h3><strong>Daystar 60mm-ds Solar Scout Dedicated Solar Telescope Features:</strong></h3>
<ul>
<li>Incredibly low-priced H-alpha dedicated telescope</li>
<li>"Doublestack" performance at no extra cost</li>
<li>Helical Front-Focus can't slip and does not turn the eyepiece.</li>
<li>Always on-band with USB power, 5v 1.5amp<br>110-240VAC wall adapter (Optional 24mAh battery available)</li>
<li>Tuning knob allows +/- 0.5Å wing shifting </li>
<li>Adaptable for 2" eyepieces or Camera mounts (adapters not included)</li>
</ul>
<h3><strong>Daystar 60mm-ds Solar Scout Dedicated Solar Telescope Specifications:</strong></h3>
<ul>
<li>930mm Effective Focal Length</li>
<li>F/15.5</li>
<li>16mm eyepiece aperture.</li>
<li>60mm objective</li>
</ul>
<p><em>* Quark component is not interchangeable on SS60ds. Original SS60 telescopes can interchange Quark optical components, but for cost reduction needs, the SS60ds has an all-in-one conjoined construction.</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>Aperture_50-99mm</s:tag>
    <s:tag>Ben Review</s:tag>
    <s:tag>F-Ratio_F/12+</s:tag>
    <s:tag>Focal Length_800 - 999mm</s:tag>
    <s:tag>Price_$500 - $749</s:tag>
    <s:tag>Solar Telescope</s:tag>
    <s:tag>Tagged</s:tag>
    <s:tag>Telescope Type_Refractor</s:tag>
    <s:tag>User Experience_Intermediate</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1611901861930</id>
      <title>Default Title</title>
      <s:price currency="USD">995.00</s:price>
      <s:sku>SS60DS</s:sku>
      <s:grams>9072</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1540489576490</id>
    <published>2018-06-28T14:43:08-04:00</published>
    <updated>2018-06-28T14:43:08-04:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-zerostar"/>
    <title>Daystar ZeroStar Mount [INFO ONLY - NOT YET AVAILABLE]</title>
    <s:type>Mount</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/FB_Daystar_ZeroStar_003.jpg?v=1530215738"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Mount<br>
        <strong>Price: </strong>
            3600.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2 style="text-align: center;"><strong>Daystar ZeroStar Carbon Fiber GoTo Mount</strong></h2>
<p>Introduced at NEAF 2018, this dual-arm, carbon fiber, voice-command GoTo mount &amp; tripod from Daystar Filters offers everything you'd need for a strength mobility in a single assembly. The tracking mount and tripod combined weigh only 12 lbs and has a max carrying capacity of 50 lbs (You can carry this unit around one-handed!). It includes a built-in Lithium-Ion battery, as well as really neat wireless joystick controller. The ZeroStar is your visually stunning <strong>all-in-one solution</strong> to a <strong>sturdy, power, lightweight &amp; portable tracking mount</strong>.</p>
<p>***If you have any question on this equipment, please ask in the Q &amp; A section below. Our team would be more than happy to answer any and all questions!***</p>
<h3><strong>Here is what we know so far about the Daystar Zerostar Tracking Mount:</strong></h3>
<ul>
<li>It has a <strong>50 lbs load capacity.</strong>
</li>
<li>The <strong>entire assembly weighs about 12 lbs</strong> (You can lift it with one hand, no problem).</li>
<li>The <strong>mount self-aligns even during the daytime.</strong>
</li>
<li>It comes with a <strong>wireless joystick controller.</strong>
</li>
<li>The mount also includes a <strong>"lost controller" recall feature</strong>.</li>
<li>There is a <strong>built-in Lithium-ion battery.</strong>
</li>
<li>The mount has <strong>voice command functionality.</strong>
</li>
</ul></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Built To Order</s:tag>
    <s:tag>GoTo Mount</s:tag>
    <s:tag>Mount</s:tag>
    <s:tag>Price_$3000+</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1540489576490</id>
      <title>Default Title</title>
      <s:price currency="USD">3600.00</s:price>
      <s:sku></s:sku>
      <s:grams>0</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1540445241386</id>
    <published>2018-06-25T10:40:57-04:00</published>
    <updated>2018-06-25T10:40:57-04:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/quark-battery-pack"/>
    <title>22 Amp Hour Battery Pack (Perfect for Quark)</title>
    <s:type>Power Supply</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/Daystar_battery.jpg?v=1529938305"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Power Supply<br>
        <strong>Price: </strong>
            105.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2">Make your Quark mobile! No need for extension cords with this 22 amp hour battery pack.<br><br>
<ul>
<li>5V 22.4 Amp-hour battery pack.</li>
<li>It comes with the cords to charge it and feed power.</li>
<li>This battery pack will run your Quark for more than a day.</li>
<li>It has three USB power outputs!</li>
</ul></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>0-199.94</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Accessories_Power Supplies</s:tag>
    <s:tag>Power</s:tag>
    <s:tag>Power Supply</s:tag>
    <s:tag>Price_$30 - $249</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1540445241386</id>
      <title>Default Title</title>
      <s:price currency="USD">105.00</s:price>
      <s:sku>QBP30</s:sku>
      <s:grams>907</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197604536362</id>
    <published>2018-02-08T23:47:36-05:00</published>
    <updated>2018-02-08T23:47:36-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-quantum-front-flat-t-plate-q3gftf"/>
    <title>Daystar Quantum Front Flat T Plate - Q3GFTF</title>
    <s:type>Adapter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/flatprofile_3.jpg?v=1519579670"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Adapter<br>
        <strong>Price: </strong>
            59.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>Quantum Front (Sun Side) Plate</h2><ul>
<li>Fits Quantums. Has female T thread (M42x0.75mm) that adapts to GM2DT 2" snout.</li>
<li>Accepts GM2DT 2" drawtube snout.</li>
</ul></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>0-199.94</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Accessories_Front Plates</s:tag>
    <s:tag>Price_$30 - $249</s:tag>
    <s:tag>Quantum</s:tag>
    <s:tag>Side Plate</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197604536362</id>
      <title>Default Title</title>
      <s:price currency="USD">59.00</s:price>
      <s:sku>Q3GFTF</s:sku>
      <s:grams>454</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197583204394</id>
    <published>2018-02-08T23:39:00-05:00</published>
    <updated>2018-02-08T23:39:00-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-off-axis-erf-125mm-with-460mm-cap-e-460f125"/>
    <title>Daystar Off Axis ERF 125mm with 460mm Cap - E-460F125</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_151117_1_1_1_1_70c5f443-558b-4644-b744-7d0288c63a55.jpg?v=1519579667"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            1195.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>125mm ERF Glass &amp; 460mm Cap - Off Axis For SCT</h2><p>Daystar Energy Rejection Filters (ERF) reduce the heat load on your filter and optics assembly by absorbing/reflecting UltraViolet and/or Infrared light while transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter. Comes with felt and three nylon screws.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 1-2 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Off Axis</s:tag>
    <s:tag>Price_$750 - $999</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197583204394</id>
      <title>Default Title</title>
      <s:price currency="USD">1195.00</s:price>
      <s:sku>E-460F125</s:sku>
      <s:grams>2722</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197583138858</id>
    <published>2018-02-08T23:38:59-05:00</published>
    <updated>2018-02-08T23:38:59-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-off-axis-erf-115mm-with-410mm-cap-e-410f115"/>
    <title>Daystar Off Axis ERF 115mm with 410mm Cap - E-410F115</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_151117_1_1_1_1_6f5ee251-be0c-4f57-ac9a-3cb5ac23ef1b.jpg?v=1519579663"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            1195.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>115mm ERF Glass &amp; 410mm Cap - Off Axis For SCT</h2><p>Daystar Energy Rejection Filters (ERF) reduce the heat load on your filter and optics assembly by absorbing/reflecting UltraViolet and/or Infrared light while transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter. Comes with felt and three nylon screws.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 1-2 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Off Axis</s:tag>
    <s:tag>Price_$500 - $749</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197583138858</id>
      <title>Default Title</title>
      <s:price currency="USD">1195.00</s:price>
      <s:sku>E-410F115</s:sku>
      <s:grams>2722</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197583073322</id>
    <published>2018-02-08T23:38:57-05:00</published>
    <updated>2018-02-08T23:38:57-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-off-axis-erf-100mm-with-356mm-cap-e-356f100"/>
    <title>Daystar Off Axis ERF 100mm with 356mm Cap - E-356F100</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_151117_1_1_1_1_f98f49a1-64c7-41f2-9828-cf559a45fd04.jpg?v=1519579658"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            895.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>100mm ERF Glass &amp; 356mm Cap - Off Axis For SCT</h2><p>Daystar Energy Rejection Filters (ERF) reduce the heat load on your filter and optics assembly by absorbing/reflecting UltraViolet and/or Infrared light while transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter. Comes with felt and three nylon screws.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 1-2 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Off Axis</s:tag>
    <s:tag>Price_$500 - $749</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197583073322</id>
      <title>Default Title</title>
      <s:price currency="USD">895.00</s:price>
      <s:sku>E-356F100</s:sku>
      <s:grams>2722</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197583007786</id>
    <published>2018-02-08T23:38:56-05:00</published>
    <updated>2018-02-08T23:38:56-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-off-axis-erf-90mm-with-325mm-cap-e-325f90"/>
    <title>Daystar Off Axis ERF 90mm with 325mm Cap - E-325F90</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_151117_1_1_1_1_f6bf8abc-46f1-4ddb-a759-1a93ed936080.jpg?v=1519579653"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            695.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>90mm ERF Glass &amp; 325mm Cap - Off Axis For SCT</h2><p>Daystar Energy Rejection Filters (ERF) reduce the heat load on your filter and optics assembly by absorbing/reflecting UltraViolet and/or Infrared light while transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter. Comes with felt and three nylon screws.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 2-3 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Off Axis</s:tag>
    <s:tag>Price_$500 - $749</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197583007786</id>
      <title>Default Title</title>
      <s:price currency="USD">695.00</s:price>
      <s:sku>E-325F90</s:sku>
      <s:grams>2268</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197582942250</id>
    <published>2018-02-08T23:38:55-05:00</published>
    <updated>2018-02-08T23:38:55-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-off-axis-erf-80mm-with-311mm-cap-e-311f80"/>
    <title>Daystar Off Axis ERF 80mm with 311mm Cap - E-311F80</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_151117_1_1_1_1_ddfc441e-b098-424a-b250-f83ff62c5658.jpg?v=1519579648"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            550.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>80mm ERF Glass &amp; 311mm Cap - Off Axis For SCT</h2><p>Daystar Energy Rejection Filters (ERF) reduce the heat load on your filter and optics assembly by absorbing/reflecting UltraViolet and/or Infrared light while transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter. Comes with felt and three nylon screws.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 1-2 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Off Axis</s:tag>
    <s:tag>Price_$250 - $499</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197582942250</id>
      <title>Default Title</title>
      <s:price currency="USD">550.00</s:price>
      <s:sku>E-311F80</s:sku>
      <s:grams>2268</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197582876714</id>
    <published>2018-02-08T23:38:53-05:00</published>
    <updated>2018-02-08T23:38:53-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-off-axis-erf-80mm-with-281mm-cap-e-281f80"/>
    <title>Daystar Off Axis ERF 80mm with 281mm Cap - E-281F80</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_151117_1_1_1_1.jpg?v=1519579644"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            550.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>63mm ERF Glass &amp; 244mm Cap - <strong>For Celestron-9.25s</strong>
</h2><p>Daystar Energy Rejection Filters (ERF) reduce the heat load on your filter and optics assembly by absorbing/reflecting UltraViolet and/or Infrared light while transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter. Comes with felt and three nylon screws.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 1-2 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Off Axis</s:tag>
    <s:tag>Price_$250 - $499</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197582876714</id>
      <title>Default Title</title>
      <s:price currency="USD">550.00</s:price>
      <s:sku>E-281F80</s:sku>
      <s:grams>2268</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197582745642</id>
    <published>2018-02-08T23:38:52-05:00</published>
    <updated>2018-02-08T23:38:52-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-off-axis-erf-63mm-with-244mm-cap-e-244f63"/>
    <title>Daystar Off Axis ERF 63mm with 244mm Cap - E-244F63</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_151117_1_1_1_1_f5924f2b-56e1-4c1f-a5d7-88f84591a4c3.jpg?v=1519579639"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            550.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>63mm ERF Glass &amp; 244mm Cap - Off Axis For SCT</h2><p>Daystar Energy Rejection Filters (ERF) reduce the heat load on your filter and optics assembly by absorbing/reflecting UltraViolet and/or Infrared light while transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter. Comes with felt and three nylon screws.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 1-2 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Off Axis</s:tag>
    <s:tag>Price_$250 - $499</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197582745642</id>
      <title>Default Title</title>
      <s:price currency="USD">550.00</s:price>
      <s:sku>E-244F63</s:sku>
      <s:grams>1814</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197582680106</id>
    <published>2018-02-08T23:38:51-05:00</published>
    <updated>2018-02-08T23:38:51-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-150mm-with-220mm-cap-e-220n150"/>
    <title>Daystar ERF 150mm with 220mm Cap - E-220N150</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_c1abac04-029c-4441-87b9-ac8469fcc828.jpg?v=1519579633"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            1645.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>150mm ERF Glass, Cell &amp; 220mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 4-6 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$1000 - $1249</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197582680106</id>
      <title>Default Title</title>
      <s:price currency="USD">1645.00</s:price>
      <s:sku>E-220N150</s:sku>
      <s:grams>3175</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197582647338</id>
    <published>2018-02-08T23:38:49-05:00</published>
    <updated>2018-02-08T23:38:49-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-150mm-with-210mm-cap-e-210n150"/>
    <title>Daystar ERF 150mm with 210mm Cap - E-210N150</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_7021fae4-f4df-4da8-90fa-ab9c9cd17f98.jpg?v=1519579628"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            1645.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>150mm ERF Glass, Cell &amp; 210mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 4-6 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$1000 - $1249</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197582647338</id>
      <title>Default Title</title>
      <s:price currency="USD">1645.00</s:price>
      <s:sku>E-210N150</s:sku>
      <s:grams>3175</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197582516266</id>
    <published>2018-02-08T23:38:48-05:00</published>
    <updated>2018-02-08T23:38:48-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-145mm-with-200mm-cap-e-200n150"/>
    <title>Daystar ERF 150mm with 200mm Cap - E-200N150</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_bb2d94fa-4148-4834-8b85-a379328ea0cd.jpg?v=1519579622"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            1645.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>150mm ERF Glass, Cell &amp; 200mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 4-6 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$1000 - $1249</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197582516266</id>
      <title>Default Title</title>
      <s:price currency="USD">1645.00</s:price>
      <s:sku>E-200N150</s:sku>
      <s:grams>3175</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197582417962</id>
    <published>2018-02-08T23:38:47-05:00</published>
    <updated>2018-02-08T23:38:47-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-140mm-with-200mm-cap-e-200n140"/>
    <title>Daystar ERF 140mm with 200mm Cap - E-200N140</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_7a765fb6-b4c3-456c-81ed-449674744cb7.jpg?v=1519579617"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            1035.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>140mm ERF Glass, Cell &amp; 200mm ID Cap - For Refractors</h2>
<p><strong><em>Discontinued</em></strong></p>
<p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p>
<p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p>
<p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 4-6 week delivery wait. Please contact us to confirm lead time.</em></p>
<p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$1000 - $1249</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197582417962</id>
      <title>Default Title</title>
      <s:price currency="USD">1035.00</s:price>
      <s:sku>E-200N140</s:sku>
      <s:grams>3175</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197582286890</id>
    <published>2018-02-08T23:38:45-05:00</published>
    <updated>2018-02-08T23:38:45-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-150mm-with-190mm-cap-e-190n150"/>
    <title>Daystar ERF 150mm with 190mm Cap - E-190N150</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_7486159b-71bd-45ee-a404-64992f8843cc.jpg?v=1519579613"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            1645.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>150mm ERF Glass, Cell &amp; 190mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 4-6 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$1000 - $1249</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197582286890</id>
      <title>Default Title</title>
      <s:price currency="USD">1645.00</s:price>
      <s:sku>E-190N150</s:sku>
      <s:grams>3175</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197582221354</id>
    <published>2018-02-08T23:38:44-05:00</published>
    <updated>2018-02-08T23:38:44-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-130mm-with-190mm-cap-e-190n130"/>
    <title>Daystar ERF 130mm with 190mm Cap - E-190N130</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_ddeecdd9-852b-4186-9e26-6a9bff788622.jpg?v=1519579608"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            995.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>130mm ERF Glass, Cell &amp; 190mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 1-2 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$750 - $999</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197582221354</id>
      <title>Default Title</title>
      <s:price currency="USD">995.00</s:price>
      <s:sku>E-190N130</s:sku>
      <s:grams>2722</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197582123050</id>
    <published>2018-02-08T23:38:43-05:00</published>
    <updated>2018-02-08T23:38:43-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-150mm-with-180mm-cap-e-180n150"/>
    <title>Daystar ERF 150mm with 180mm Cap - E-180N150</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_6c9fc7ed-f9c5-4922-9bb1-08482a428298.jpg?v=1519579603"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            1645.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>150mm ERF Glass, Cell &amp; 180mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 4-6 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$1000 - $1249</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197582123050</id>
      <title>Default Title</title>
      <s:price currency="USD">1645.00</s:price>
      <s:sku>E-180N150</s:sku>
      <s:grams>3175</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197581991978</id>
    <published>2018-02-08T23:38:41-05:00</published>
    <updated>2018-02-08T23:38:41-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-130mm-with-180mm-cap-e-180n130"/>
    <title>Daystar ERF 130mm with 180mm Cap - E-180N130</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_ede2be68-3cb4-4366-a63d-ae6839e2cc19.jpg?v=1519579598"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            995.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>130mm ERF Glass, Cell &amp; 180mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 4-6 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$1000 - $1249</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197581991978</id>
      <title>Default Title</title>
      <s:price currency="USD">995.00</s:price>
      <s:sku>E-180N130</s:sku>
      <s:grams>3175</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197581959210</id>
    <published>2018-02-08T23:38:40-05:00</published>
    <updated>2018-02-08T23:38:40-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-140mm-with-170mm-cap-e-170n140"/>
    <title>Daystar ERF 140mm with 170mm Cap - E-170N140</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_80393d4a-ce39-4edf-95c3-c5ed5e266d0a.jpg?v=1519579593"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            1055.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>140mm ERF Glass, Cell &amp; 170mm ID Cap - For Refractors</h2>
<p><em><strong>Discontinued</strong></em></p>
<p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p>
<p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p>
<p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 4-6 week delivery wait. Please contact us to confirm lead time.</em></p>
<p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$1000 - $1249</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197581959210</id>
      <title>Default Title</title>
      <s:price currency="USD">1055.00</s:price>
      <s:sku>E-170N140</s:sku>
      <s:grams>3175</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197581893674</id>
    <published>2018-02-08T23:38:39-05:00</published>
    <updated>2018-02-08T23:38:39-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-130mm-with-170mm-cap-e-170n130"/>
    <title>Daystar ERF 130mm with 170mm Cap - E-170N130</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_da2d98fb-c33e-44a3-af06-2d91b009162b.jpg?v=1519579589"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            995.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>130mm ERF Glass, Cell &amp; 170mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 1-2 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$750 - $999</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197581893674</id>
      <title>Default Title</title>
      <s:price currency="USD">995.00</s:price>
      <s:sku>E-170N130</s:sku>
      <s:grams>2722</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197581828138</id>
    <published>2018-02-08T23:38:37-05:00</published>
    <updated>2018-02-08T23:38:37-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-130mm-with-160mm-cap-e-160n130"/>
    <title>Daystar ERF 130mm with 160mm Cap - E-160N130</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_05bb72a8-f1e4-4ad2-8281-7e4e511a8fcb.jpg?v=1519579585"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            995.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>130mm ERF Glass, Cell &amp; 160mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 1-2 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$750 - $999</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197581828138</id>
      <title>Default Title</title>
      <s:price currency="USD">995.00</s:price>
      <s:sku>E-160N130</s:sku>
      <s:grams>2722</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197581729834</id>
    <published>2018-02-08T23:38:36-05:00</published>
    <updated>2018-02-08T23:38:36-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-130mm-with-150mm-cap-e-150n130"/>
    <title>Daystar ERF 130mm with 150mm Cap - E-150N130</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_63ad19cc-1a9f-4bea-8d91-cbf61c8e2b84.jpg?v=1519579580"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            995.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>130mm ERF Glass, Cell &amp; 150mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 1-2 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$750 - $999</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197581729834</id>
      <title>Default Title</title>
      <s:price currency="USD">995.00</s:price>
      <s:sku>E-150N130</s:sku>
      <s:grams>2722</s:grams>
    </s:variant>
  </entry>
  <entry>
    <id>https://www.stellartelescope.com/products/1197581697066</id>
    <published>2018-02-08T23:38:35-05:00</published>
    <updated>2018-02-08T23:38:35-05:00</updated>
    <link rel="alternate" type="text/html" href="https://www.stellartelescope.com/products/daystar-erf-100mm-with-150mm-cap-e-150n100"/>
    <title>Daystar ERF 100mm with 150mm Cap - E-150N100</title>
    <s:type>Filter</s:type>
    <s:vendor>Daystar Filters</s:vendor>
    <summary type="html">
      <![CDATA[<table border="0">
  <tr>
    <td width="200"><img width="200" src="https://cdn.shopify.com/s/files/1/2648/2028/products/img_20150225_150432_4aa5fa52-27a1-4b4b-859f-3a7f842fb2db.jpg?v=1519579575"></td>
    <td valign="bottom">
      <p>

        <strong>Vendor: </strong>Daystar Filters<br>
        <strong>Type: </strong>Filter<br>
        <strong>Price: </strong>
            695.00
      </p>
    </td>
  </tr>
  <tr>
    <td colspan="2"><h2>100mm ERF Glass, Cell &amp; 150mm ID Cap - For Refractors</h2><p>DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light entering the filter.</p><p>DayStar filter assemblies operate best at f/30 and slower. Creating f/30 configuration can be done easily with the proper ERF and/or barlow. Higher resolution, larger aperture configurations use a barlow.</p><p><em>***This is a research-grade product that is made-to-order in the United States. Currently, this product has a 2-3 week delivery wait. Please contact us to confirm lead time.</em></p><p><em>In the order notes, please specify the telescope this ERF is to be used with, and measure (with a ruler) the outside (largest) diameter of your telescope's dew shield at the very front of the telescope. ERFs are custom machined on a one-off basis and so the accuracy of this measurement is very important.***</em></p></td>
  </tr>
</table>
]]>
    </summary>
    <s:tag>199.95+</s:tag>
    <s:tag>Accessories</s:tag>
    <s:tag>Energy Rejection Filter</s:tag>
    <s:tag>Filter</s:tag>
    <s:tag>Filter Range_Energy Rejection</s:tag>
    <s:tag>Price_$500 - $749</s:tag>
    <s:variant>
      <id>https://www.stellartelescope.com/products/1197581697066</id>
      <title>Default Title</title>
      <s:price currency="USD">695.00</s:price>
      <s:sku>E-150N100</s:sku>
      <s:grams>2268</s:grams>
    </s:variant>
  </entry>
</feed>