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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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  • Baader Planetarium Baader LRGB CCD Filter Set - 2" Mounted - FLRGB-2
    $619.00
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    free shipping
  • Baader Planetarium Baader UV IR-Cut L Filter - 2" Mounted - FUVIR-2
    $132.00
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    No free shipping.
  • Baader Planetarium 2
    Baader Planetarium Baader Planetarium 2" IR Pass (685 nm) Filter - FIRP-2
    $144.00
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    No free shipping.
  • Baader Planetarium 2
    Baader Planetarium Baader Visual OIII Nebula Filter - 2" - FOIII-2
    $189.00
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    No free shipping.
  • Baader 50.5 mm Round Unmounted UV-IR Cut/L Filter
    Baader Planetarium Baader UV-IR-Cut L Filter - 50.4 mm Round Unmounted - FUVIR-RD50
    $156.00 $124.80
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    No free shipping.
  • Baader 2
    Baader Planetarium Baader UHC-S Nebula Filter - L Booster - 2" - FUHC-2
    $147.00
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    No free shipping.
  • Baader 2
    Baader Planetarium Baader 35 nm Midband H-Alpha CCD Filter - 2" Mounted - FHAL-2
    $199.00
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    free shipping
  • Baader Planetarium 2
    Baader Planetarium Baader H-Alpha 7 nm Narrowband CCD Filter - 2" Mounted - FHALN-2
    $309.00
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    free shipping
  • Baader 8.5 nm H-Beta Filter
    Baader Planetarium Baader 8.5 nm H-Beta Narrowband CCD Filter - 2" Mounted - FHBN-2
    $219.00
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    free shipping
  • Baader Planetarium 2
    Baader Planetarium Baader OIII 8.5 nm Narrowband CCD Filter - 2" Mounted - FOIIIN-2
    $227.00
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    free shipping
  • Baader Planetarium 2
    Baader Planetarium Baader S-II 8 nm Narrowband CCD Filter - 2" Mounted - FSIIN-2
    $234.00
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    free shipping
  • Baader LRGBC Filter Set
    Baader Planetarium Baader LRGBC CCD Filter Set - 2" Mounted - FLRGBC-2
    $679.00
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    free shipping
  • Baader H-alpha High Speed f/2 CCD Filter
    Baader Planetarium Baader f/2 High Speed H-Alpha CCD Filter - 2" Mounted - FHALHS-2
    $389.00
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    free shipping
  • Baader OIII High Speed f/2 CCD Filter
    Baader Planetarium Baader f/2 High Speed OIII CCD Filter - 2" Mounted - FOIIIHS-2
    $329.00
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    free shipping
  • Baader SII High Speed f/2 CCD Filter
    Baader Planetarium Baader f/2 High Speed SII CCD Filter - 2" Mounted - FSIIHS-2
    $352.00
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    free shipping
  • Baader High Speed Narrowband Filter Set - Ha, OIII, SII
    Baader Planetarium Baader f/2 High Speed Narrowband CCD Filter Set - 2" Mounted - FHSS-2
    $984.00
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    free shipping
  • Baader 2
    Baader Planetarium Baader 3.5 nm H-Alpha Enforced Narrowband CCD Filter - 2" Mounted - FHALNU-2
    $537.00
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    free shipping
  • Baader Planetarium 2
    Baader Planetarium Baader Planetarium Ultra Narrowband 4.5 nm OIII CCD Filter - 2" - FOIIINU-2
    $419.00
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    free shipping
  • Baader Planetarium 2
    Baader Planetarium Baader Planetarium Ultra Narrowband 4.5 nm SII CCD Filter - 2" - FSIINU-2
    $419.00
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    free shipping
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