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  • Astronomik SII 12 nm CCD Filter - 36 mm Round
    Astronomik Filters Astronomik SII 12 nm CCD Filter - 36 mm - SII-36
    $189.95
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  • Astronomik 50 mm Round SII 12 nm CCD Filter
    Astronomik Filters Astronomik SII 12 nm CCD Filter - 50 mm Round - SII-50R
    $299.95
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  • Astronomik SII 12 nm CCD Filter - SC Rear Cell
    Astronomik Filters Astronomik SII 12 nm CCD Filter - SCT Rear Cell - SII-SCT
    $289.95
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  • Astronomik 2
    Astronomik Filters Astronomik SII 6 nm CCD Filter - 2" - SII6-2
    $469.95
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  • Astronomik 31 mm Round SII 6 nm CCD Filter
    Astronomik Filters Astronomik SII 6 nm CCD Filter - 31 mm - SII6-31
    $249.95
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  • Astronomik SII 6 nm CCD Filter - 36 mm Round
    Astronomik Filters Astronomik SII 6 nm CCD Filter - 36 mm - SII6-36
    $289.95
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  • Astronomik 50 mm Round SII 6 nm CCD Filter
    Astronomik Filters Astronomik SII 6 nm CCD Filter - 50 mm Round - SII6-50R
    $469.95
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  • Astronomik SII 6 nm T-Mount CCD Filter
    Astronomik Filters Astronomik SII 6 nm CCD Filter - T-Mount - SII6-T
    $419.95
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  • Astronomik 2
    Astronomik Filters Astronomik H-Beta 12 nm Visual Filter - 2" - HB-2
    $219.95
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  • Astronomik 50 mm Round CLS Light Pollution Filter
    Astronomik Filters Astronomik CLS Light Pollution Filter - 50 mm Round - CLS-50R
    $159.95
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  • Astronomik 50 mm Round CLS CCD Light Pollution Filter
    Astronomik Filters Astronomik CLS CCD Light Pollution Filter - 50 mm Round - CLSCCD-50R
    $199.95
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  • Astronomik 50 mm Round H-Alpha 12 nm CCD Filter
    Astronomik Filters Astronomik H-Alpha 12 nm CCD Filter - 50 mm Round - HA12-50R
    $299.95
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  • Astronomik H-Alpha 12 nm CCD Filter - SCT Rear Cell
    Astronomik Filters Astronomik H-Alpha 12 nm CCD Filter - SCT Rear Cell - HA12-SCT
    $289.95
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  • Astronomik 2
    Astronomik Filters Astronomik ProPlanet 642 IR Pass Filter - 2" Round Mounted - P642-2
    $139.95
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  • Astronomik 31 mm Round ProPlanet 642 IR-Pass Filter
    Astronomik Filters Astronomik ProPlanet 642 IR Pass Filter - 31 mm Round - P642-31
    $79.95
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  • Astronomik ProPlanet 642 IR-Pass Filter - 36 mm Round
    Astronomik Filters Astronomik ProPlanet 642 IR Pass Filter - 36 mm Round - P642-36
    $89.95
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  • Astronomik 50 mm ProPlanet 642 IR-Pass Filter - Round
    Astronomik Filters Astronomik ProPlanet 642 IR Pass Filter - 50 mm Round - P642-50R
    $129.95
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  • Astronomik ProPlanet 642 IR-Pass SCT Rear Cell Mounted Filter
    Astronomik Filters Astronomik ProPlanet 642 IR Pass Filter - SCT Rear Cell - P642-SCT
    $139.95
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  • Astronomik ProPlanet 642 IR-Pass Filter - T-Thread Mounted
    Astronomik Filters Astronomik ProPlanet 642 IR Pass Filter - T-Mount - P642-T
    $119.95
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  • Astronomik ProPlanet 742 IR-Pass 31 mm Round Filter
    Astronomik Filters Astronomik ProPlanet 742 IR Pass Filter - 31 mm Round - P742-31
    $59.95
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  • Astronomik 36 mm Round ProPlanet 742 IR Pass Filter
    Astronomik Filters Astronomik ProPlanet 742 IR Pass Filter - 36 mm Round - P742-36
    $69.95
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  • Astronomik ProPlanet 742 IR-Pass Filter - T-Mount
    Astronomik Filters Astronomik ProPlanet 742 IR Pass Filter - T-Mount - P742-T
    $85.95
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  • Astronomik 2
    Astronomik Filters Astronomik ProPlanet 807 IR Pass Filter - 2" Round Mounted - P807-2
    $99.95
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  • Astronomik ProPlanet 807 IR-Pass Filter - 31 mm Round
    Astronomik Filters Astronomik ProPlanet 807 IR Pass Filter - 31 mm Round - P807-31
    $55.95
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  • Astronomik 36 mm Round ProPlanet 807 IR-Pass Filter
    Astronomik Filters Astronomik ProPlanet 807 IR Pass Filter - 36 mm Round - P807-36
    $69.95
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  • Astronomik T-Thread Mounted ProPlanet 807 IR-Pass Filter
    Astronomik Filters Astronomik ProPlanet 807 IR Pass Filter - T-Mount - P807-T
    $85.95
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  • Astronomik SII 12 nm CCD T-Mount Filter
    Astronomik Filters Astronomik SII 12 nm CCD Filter - T-Mount - SII-T
    $269.95
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  • Astronomik 50 mm Round UHC Filter
    Astronomik Filters Astronomik UHC Filter - 50 mm Round - UHC-50R
    $199.95
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  • Astronomik 1.25
    Astronomik Filters Astronomik UHC-E Filter - 1.25" Round Mounted - UHCE-1
    $65.95
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  • Astronomik UHC-E Filter - 2
    Astronomik Filters Astronomik UHC-E Filter - 2" Round Mounted - UHCE-2
    $129.95
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  • Astrodon ExoPlanet Light Curve Filter with Blue Blocking
    Astrodon Astrodon Exo-Planet Clear Filter with Blue Blocking - 1.25" Threaded Cell - XOPBB-27R
    $185.00
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  • Astronomik UHC-E T-Thread Mount Filter
    Astronomik Filters Astronomik UHC-E Filter - T-Mount - UHCE-T
    $109.95
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  • Astronomik UHC-E SCT Rear Cell Filter
    Astronomik Filters Astronomik UHC-E Filter - SC Rear Cell - UHCE-SCT
    $129.95
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  • Astronomik 31 mm Round UHC-E Filter
    Astronomik Filters Astronomik UHC-E Filter - 31 mm Round - UHCE-31
    $75.95
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  • Astronomik UHC-E Filter - 36 mm Round
    Astronomik Filters Astronomik UHC-E Filter - 36 mm Round - UHCE-36
    $89.95
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  • Astronomik UHC-E 50 mm Round Filter
    Astronomik Filters Astronomik UHC-E Filter - 50 mm Round - UHCE-50R
    $129.95
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  • Astronomik H-Beta SC Rear Cell Visual Filter
    Astronomik Filters Astronomik H-Beta Visual Filter - SC Rear Cell - HB-SCT
    $219.95
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  • Astronomik OIII 6 nm CCD SCT Rear Cell Filter
    Astronomik Filters Astronomik OIII 6 nm CCD Filter - SC Rear Cell - OIIICCD6-SCT
    $479.95
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  • Astronomik SII 6 nm CCD Filter - SC Rear Cell
    Astronomik Filters Astronomik SII 6 nm CCD Filter - SC Rear Cell - SII6-SCT
    $479.95
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  • Astronomik 50 mm Round ProPlanet 742 IR-Pass Filter
    Astronomik Filters Astronomik ProPlanet 742 IR-Pass Filter - 50 mm Round - P742-50R
    $99.95
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