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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 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 High Speed Narrowband Filter Set - Ha, OIII, SII
    Baader Planetarium Baader f/2 High Speed Narrowband CCD Filter Set - 1.25" Mounted - FHSS-1
    $649.00
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    free shipping
  • Optolong Optolong 1.25" Filter Set with H-Alpha, SII, and OIII Filters - HASIIOIII-125
    $465.00
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    free shipping
  • Optolong Optolong 2" Filter Set with H-Alpha, SII, and OIII Filters - HASIIOIII-200
    $720.00
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    free shipping
  • Optolong Optolong 31mm Unmounted Filter Set with H-Alpha, SII, and OIII Filters - HASIIOIII-31U
    $540.00
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    free shipping
  • Optolong Optolong 36mm Unmounted Filter Set with H-Alpha, SII, and OIII Filters - HASIIOIII-36U
    $557.00
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    free shipping
  • Atik Narrowband Filter Kit - 1.25
    Atik Cameras Atik 1.25" Narrow Band Filter Set - ATK0176
    $451.00
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    free shipping
  • Atik Narrowband Filter Kit - 36 mm Unmounted
    Atik Cameras Atik 36 mm Unmounted Narrow Band Filter Set - ATK0177
    $540.00
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    free shipping
  • Atik Narrowband Filter Kit - 2
    Atik Cameras Atik 2" Narrow Band Filter Set - ATK0175
    $706.00
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    free shipping
  • ZWO Astronomy Cameras ZWO 36mm Narrowband Filter Set - OIII, Ha, SII - NBSET-36
    $479.00
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    free shipping
  • ZWO Astronomy Cameras ZWO 31mm Narrowband Filter Set - OIII, Ha, SII - NBSET-31
    $425.00
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    free shipping
  • ZWO Astronomy Cameras ZWO 1.25" Narrowband Filter Set - OIII, Ha, SII - NBSET-125
    $369.00
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    free shipping
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