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Let our non-commissioned product advisors help you select the best filter to achieve your observation goals! Whether you need filters for astrophotography or visual use we'll help you find the perfect filter to complement your equipment.


Bring out as much detail as possible in your celestial targets with OIII, ultra high contrast, and hydrogen filters perfect for astrophotography. Or get more details on planets with neutral density, Skyglow, Longpass and color filters. We offer high-quality deep sky and planetary filters from manufacturers like Lumicon, Baader Planetarium, Celestron, TeleVue, Meade, Orion, High Point & Thousand Oaks.

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  • Astronomik CLS-CCD Canon EOS XL Full Frame Clip Filter
    Astronomik Filters Astronomik CLS CCD Canon EOS XL Full Frame Clip Filter - CLSCCD-EOSXL
    $199.95
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  • Astronomik CLS Canon EOS XL Clip Filter
    Astronomik Filters Astronomik CLS Canon EOS XL Full Frame Clip Filter - CLS-EOSXL
    $179.95
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  • Astronomik L-2 Luminance UV-IR Blocking Filter - EOS XL Full Frame Clip
    Astronomik Filters Astronomik Luminance L-2 Canon EOS XL Full-Frame Clip Filter - L2-EOSXL
    $109.95
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  • Astronomik H-Alpha 12 nm EOS XL Full Frame Clip Filter
    Astronomik Filters Astronomik H-Alpha 12 nm EOS XL Full Frame Clip Filter - HA12-EOSXL
    $319.95
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  • Astronomik UHC Canon EOS XL Full Frame Clip Filter
    Astronomik Filters Astronomik UHC Canon EOS XL Full Frame Clip Filter - UHC-EOSXL
    $219.95
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  • Astronomik OIII 12 nm CCD EOS XL Full Frame Clip Filter
    Astronomik Filters Astronomik OIII 12 nm CCD Filter - EOS XL Full Frame Clip - OIIICCD-EOSXL
    $319.95
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  • Astronomik OIII 6 nm CCD EOS XL Full Frame Clip Filter
    Astronomik Filters Astronomik OIII 6 nm CCD Filter - EOS XL Full Frame Clip - OIIICCD6-EOSXL
    $489.95
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  • Astronomik OWB EOS XL Full Frame Clip Filter - Type 3
    Astronomik Filters Astronomik OWB Filter - Type 3 - EOS XL Full Frame Clip - OWBCCD-EOSXL
    $179.95
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  • Astronomik SII 12 nm CCD Clip Filter - EOS XL Full Frame
    Astronomik Filters Astronomik SII 12 nm CCD EOS XL Full Frame Clip Filter - SII-EOSXL
    $319.95
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  • Astronomik SII 6 nm CCD EOS XL Full Frame Clip Filter
    Astronomik Filters Astronomik SII 6 nm CCD EOS XL Full Frame Clip Filter - SII6-EOSXL
    $489.95
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  • Astronomik MC Clear Glass EOS XL Full Frame Clip Filter
    Astronomik Filters Astronomik MC Clear Glass Filter - EOS XL Full Frame Clip - C-EOSXL
    $79.95
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  • Astronomik H-Alpha 6 nm CCD Filter - EOS XL Full Frame Clip
    Astronomik Filters Astronomik H-Alpha 6 nm EOS XL Full Frame Clip Filter - HA6-EOSXL
    $489.95
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  • Astronomik L-1 UV-IR Blocker - EOS XL Full Frame Clip Filter
    Astronomik Filters Astronomik L-1 UV-IR Blocking EOS XL Full Frame Clip Filter - L1-EOSXL
    $139.95
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  • Astronomik L-3 Luminance UV-IR Blocking EOS XL Full Frame Clip Filter
    Astronomik Filters Astronomik L-3 UV-IR Blocking EOS XL Full Frame Clip Filter - L3-EOSXL
    $139.95
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  • Astronomik ProPlanet 642 IR-Pass Filter - EOS XL Full Frame Clip
    Astronomik Filters Astronomik ProPlanet 642 IR Pass EOS XL Full Frame Clip Filter - P642-EOSXL
    $149.95
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  • Astronomik ProPlanet 742 IR-Pass Filter - EOS XL Full Frame Clip
    Astronomik Filters Astronomik ProPlanet 742 IR Pass EOS XL Full Frame Clip Filter - P742-EOSXL
    $99.95
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  • Astronomik ProPlanet 807 IR-Pass Filter - EOS XL Full Frame Clip Format
    Astronomik Filters Astronomik ProPlanet 807 IR Pass EOS XL Full Frame Clip Filter - P807-EOSXL
    $99.95
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  • Astronomik UHC-E Filter - Canon EOS XL Full Frame Clip
    Astronomik Filters Astronomik UHC-E Filter - EOS XL Full Frame Clip - UHCE-EOSXL
    $139.95
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  • Astronomik H-Alpha 6 nm CCD Filter - EOS XL Full Frame Clip
    Astronomik Filters Astronomik H-Alpha 6 nm EOS XL Full Frame Clip Filter - HA6-EOSXL - Used
    $479.95 $338.00
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