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Deep Sky Filters

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  • Thousand Oaks Optical Thousand Oaks LP-1 Broadband Nebula Filter - 2" - LP-148
    $179.00
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  • Thousand Oaks Optical Thousand Oaks LP-3 Oxygen III Nebula Filter - 2" - LP-348
    $179.00
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    free shipping
  • Baader 2
    Baader Planetarium Baader UHC-S Nebula Filter - L Booster - 2" - FUHC-2
    $147.00
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  • Celestron Celestron Oxygen III (OIII) Narrowband 2" Filter - 93624
    $119.95 $99.95
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  • Celestron 2
    Celestron Celestron Ultra High Contrast (UHC) Light Pollution Reduction 2" Filter - 94124
    $109.95 $92.95
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  • Lumicon Lumicon 2" Deep Sky Filter - LF3015
    $200.00
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    free shipping
  • Lumicon Lumicon 2" Ultra High Contrast (UHC) Filter - LF3030
    $200.00
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    free shipping
  • Lumicon Lumicon 2" Hydrogen Beta (H-Beta) Filter - LF3060
    $200.00
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    free shipping
  • Lumicon Lumicon 2" Comet Filter - LF3075
    $200.00
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    free shipping
  • Orion Orion Oxygen III Nebula 2" Filter - 05582
    $129.99 $116.99
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  • Orion Orion Hydrogen-Beta Nebula 2" Filter - 05584
    $129.99 $116.99
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  • Orion Orion Ultrablock Narrowband Light Pollution Reduction Filter 2" - 05657
    $99.99 $89.99
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  • Orion Orion SkyGlow Broadband Light Pollution Reduction Filter 2" - 05659
    $69.99 $62.99
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  • Thousand Oaks Optical Thousand Oaks LP-2 Nebula Filter Narrowband - 2" - LP-248
    $179.00
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    free shipping
  • Lumicon Lumicon Gen 3 OIII Oxygen III Filter - 2" - LF3045
    $200.00
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    free shipping
  • Baader Planetarium 2
    Baader Planetarium Baader Visual OIII Nebula Filter - 2" - FOIII-2
    $189.00
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  • Astronomik 2
    Astronomik Filters Astronomik CLS Light Pollution Filter 2" - CLS-2
    $159.95
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    free shipping
  • Astronomik 2
    Astronomik Filters Astronomik CLS-CCD Light Pollution Filter - 2" - CLSCCD-2
    $199.95
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  • Astronomik UHC Filter - 2
    Astronomik Filters Astronomik UHC Filter - 2" Round Mounted - UHC-2
    $219.95
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  • Astronomik ProPlanet 742 IR-Pass Filter - 2
    Astronomik Filters Astronomik ProPlanet IR - 742 Filter - 2" Round Mounted - P742-2
    $99.95
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  • Astronomik 2
    Astronomik Filters Astronomik SII 12 nm CCD Filter - 2" - SII-2
    $289.95
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  • Astronomik 2
    Astronomik Filters Astronomik H-Alpha 12 nm CCD Filter - 2" Round Mounted - HA12-2
    $289.95
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  • Astronomik OIII 12 nm CCD Filter - 2
    Astronomik Filters Astronomik OIII 12 nm CCD Filter - 2" Round Mounted - OIIICCD-2
    $289.95
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  • Astronomik 2
    Astronomik Filters Astronomik OIII Visual Filter - 2" Round Mounted - OIII-2
    $219.95
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  • Optolong Optolong UHC Filter - 2" Mounted - UHC-200
    $85.00
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    free shipping
  • Optolong Optolong 25nm OIII Filter - 2" Mounted - OIII-200
    $108.00
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  • Optolong Optolong H-Beta 25nm Filter - 2" Mounted - HBTA25-200
    $139.00
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  • Explore Scientific 2
    Explore Scientific Explore Scientific 2" H-Beta Nebula Filter - 310230
    $159.99
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  • Explore Scientific 2
    Explore Scientific Explore Scientific 2" OIII Nebula Filter - 310200
    $119.99
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  • Explore Scientific 2
    Explore Scientific Explore Scientific 2" UHC Nebula Filter - 310210
    $119.99
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  • Astronomik 2
    Astronomik Filters Astronomik OIII 6 nm CCD Filter - 2" Round Mounted - OIIICCD6-2
    $469.95
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  • Astronomik 2
    Astronomik Filters Astronomik SII 6 nm CCD Filter - 2" - SII6-2
    $469.95
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    free shipping
  • Astronomik 2
    Astronomik Filters Astronomik H-Beta 12 nm Visual Filter - 2" - HB-2
    $219.95
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  • Astronomik Deep Sky RGB Color Filter Set - 2
    Astronomik Filters Astronomik Deep Sky RGB Color Filter Set - 2" Round Mounted - DRGB-2
    $549.95
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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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    free shipping
  • Astronomik UHC-E Filter - 2
    Astronomik Filters Astronomik UHC-E Filter - 2" Round Mounted - UHCE-2
    $129.95
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  • Optolong LRGB and 7nm H-Alpha Filter Set
    Optolong Optolong 2" LRGB and 7nm H-Alpha Filter Set - LRGB-HA-200
    $585.00
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  • Optolong Optolong 2" Filter Set with H-Alpha, SII, and OIII Filters - HASIIOIII-200
    $720.00
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  • Zhumell 2
    Zhumell Zhumell 2" High Performance O-III Telescope Filter - ZHUL067-1
    $59.99
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  • Tele Vue Bandmate OIII Filter - 2
    Tele Vue Tele Vue Bandmate OIII Filter - 2" - B2O-0200
    $200.00
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    free shipping
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