FREE SHIPPING

On Hundreds of Products details ›

CALL US TOLL FREE 800-266-9590

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.

Read more
More about Filters

Filters

Back to Top
per page
  • Lumicon Lumicon 1.25" Night Sky Hydrogen - Alpha (Ha) Filter - LF3085
    $55.00
    Bread Checkout
     

    free shipping
  • Lumicon Lumicon 82 mm Night Sky Hydrogen - Alpha (Ha) Filter - LF3115
    $450.00
    Bread Checkout
     

    free shipping
  • Baader 1.25
    Baader Planetarium Baader 35 nm Midband H-Alpha CCD Filter - 1.25" Mounted - FHAL-1
    $109.00
    Bread Checkout
     

    No free shipping.
  • Baader 2
    Baader Planetarium Baader 35 nm Midband H-Alpha CCD Filter - 2" Mounted - FHAL-2
    $199.00
    Bread Checkout
     

    free shipping
  • Baader Planetarium H-Alpha 7 nm Narrowband CCD Filter - 1.25
    Baader Planetarium Baader H-Alpha 7 nm Narrowband CCD Filter - 1.25" - FHALN-1
    $199.00
    Bread Checkout
     

    free shipping
  • Baader Planetarium 2
    Baader Planetarium Baader H-Alpha 7 nm Narrowband CCD Filter - 2" Mounted - FHALN-2
    $309.00
    Bread Checkout
     

    free shipping
  • Ha Filter Installed in T-Ring on EOS Camera (camera not included)
    Baader Planetarium Baader EOS Protective Wide T-Ring with 7nm H-Alpha Filter - DSLRT-HA
    $357.00 $285.60
    Bread Checkout
     

    free shipping
  • Astronomik 1.25
    Astronomik Filters Astronomik H-Alpha 12 nm CCD Filter - 1.25" Round Mounted - HA12-1
    $129.95
    Bread Checkout
     

    free shipping
  • Astronomik 2
    Astronomik Filters Astronomik H-Alpha 12 nm CCD Filter - 2" Round Mounted - HA12-2
    $289.95
    Bread Checkout
     

    free shipping
  • Astronomik H-Alpha 12 nm EOS Clip Filter
    Astronomik Filters Astronomik H-Alpha 12 nm EOS Clip Filter - HA12-EOS
    $189.95
    Bread Checkout
     

    free shipping
  • Astronomik 6 nm H-Alpha Filter in 1.25
    Astronomik Filters Astronomik H-Alpha 6 nm CCD Filter - 1.25" Round Mounted - HA6-1
    $199.95
    Bread Checkout
     

    free shipping
  • Baader 36 mm H-alpha 7 nm Narrowband Filter
    Baader Planetarium Baader H-Alpha 7 nm Narrowband CCD Filter - 36 mm Unmounted - FHALN-RD36
    $195.00
    Bread Checkout
     

    free shipping
  • Baader 50.4 mm Round Unmounted H-alpha 7 nm Narrowband Filter
    Baader Planetarium Baader H-Alpha 7 nm Narrowband CCD Filter - 50.4 mm Round Unmounted - FHALN-RD50
    $354.00
    Bread Checkout
     

    free shipping
  • Baader 50 mm Square Unmounted H-alpha 7 nm Narrowband Filter
    Baader Planetarium Baader H-Alpha 7 nm Narrowband CCD Filter - 50 mm Square Unmounted - FHALN-SQ50
    $419.00
    Bread Checkout
     

    free shipping
  • Baader 65 mm Square Unmounted H-alpha 7 nm Narrowband Filter
    Baader Planetarium Baader H-Alpha 7 nm Narrowband CCD Filter - 65 mm Square Unmounted - FHALN-SQ65
    $523.00
    Bread Checkout
     

    free shipping
  • Baader 50.4 mm Round Unmounted 35 nm H-Alpha CCD Filter
    Baader Planetarium Baader 35 nm Midband H-Alpha CCD Filter - 50.4 mm Round Unmounted - FHAL-RD50
    $214.00
    Bread Checkout
     

    free shipping
  • Baader 50 mm Square Unmounted 35 nm H-Alpha CCD Filter
    Baader Planetarium Baader 35 nm Midband H-Alpha CCD Filter - 50 mm Square Unmounted - FHAL-SQ50
    $264.00
    Bread Checkout
     

    free shipping
  • Baader H-alpha High Speed f/2 CCD Filter
    Baader Planetarium Baader f/2 High Speed H-Alpha CCD Filter - 1.25" Mounted - FHALHS-1
    $257.00
    Bread Checkout
     

    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
    Bread Checkout
     

    free shipping
  • Baader 2
    Baader Planetarium Baader 3.5 nm H-Alpha Enforced Narrowband CCD Filter - 2" Mounted - FHALNU-2
    $537.00
    Bread Checkout
     

    free shipping
  • Baader 50.4 mm Round 3.5 nm H-Alpha Enforced Narrowband Filter
    Baader Planetarium Baader 3.5 nm H-Alpha Enforced Narrowband CCD Filter - 50.4 mm Round Unmounted - FHALNU-RD50
    $582.00
    Bread Checkout
     

    free shipping
  • Baader 50 mm Square 3.5 nm H-Alpha Enforced Narrowband Filter
    Baader Planetarium Baader 3.5 nm H-Alpha Enforced Narrowband CCD Filter - 50 mm Square Unmounted - FHALNU-SQ50
    $640.00
    Bread Checkout
     

    free shipping
  • Optolong Optolong H-Alpha 7nm CCD Filter - 1.25" Mounted - HAL7-125
    $175.00
    Bread Checkout
     

    free shipping
  • Optolong Optolong H-Alpha 7nm CCD Filter - 2" Mounted - HAL7-200
    $259.00
    Bread Checkout
     

    free shipping
  • Optolong Optolong Night Sky H-Alpha Filter - 1.25" Mounted - NSHA-125
    $79.00
    Bread Checkout
     

    free shipping
  • Optolong Optolong Night Sky H-Alpha Filter - 2" Mounted - NSHA-200
    $119.00
    Bread Checkout
     

    free shipping
  • Optolong H-Alpha Unmounted Filter
    Optolong Optolong H-Alpha 7nm CCD Filter - 31mm Unmounted - HAL7-31U
    $190.00
    Bread Checkout
     

    free shipping
  • Optolong H-Alpha Unmounted Filter
    Optolong Optolong H-Alpha 7nm CCD Filter - 36mm Unmounted - HAL7-36U
    $193.00
    Bread Checkout
     

    free shipping
  • Astronomik 31 mm Round H-Alpha 12 nm CCD Filter
    Astronomik Filters Astronomik H-Alpha 12 nm CCD Filter - 31 mm Round - HA12-31
    $169.95
    Bread Checkout
     

    free shipping
  • Astronomik 36 mm Round H-Alpha 12 nm CCD Filter
    Astronomik Filters Astronomik H-Alpha 12 nm CCD Filter - 36 mm Round - HA12-36
    $189.95
    Bread Checkout
     

    free shipping
  • 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
    Bread Checkout
     

    free shipping
  • Astronomik H-Alpha 12 nm T-Mount CCD Filter
    Astronomik Filters Astronomik H-Alpha 12 nm CCD Filter - T-Mount - HA12-T
    $269.95 $215.96
    Bread Checkout
     

    free shipping
  • Astronomik 6 nm H-Alpha Filter in 2
    Astronomik Filters Astronomik H-Alpha 6 nm CCD Filter - 2" Round Mounted - HA6-2
    $469.95
    Bread Checkout
     

    free shipping
  • Astronomik 6 nm H-Alpha Filter in 31 mm Format
    Astronomik Filters Astronomik H-Alpha 6 nm CCD Filter - 31 mm Round - HA6-31
    $249.95
    Bread Checkout
     

    free shipping
  • Astronomik 6 nm H-Alpha Filter in 36 mm Format
    Astronomik Filters Astronomik H-Alpha 6 nm CCD Filter - 36 mm Round - HA6-36
    $289.95
    Bread Checkout
     

    free shipping
  • Astronomik 6 nm H-Alpha T-Thread CCD Filter
    Astronomik Filters Astronomik H-Alpha 6 nm CCD Filter - T-Mount - HA6-T
    $419.95
    Bread Checkout
     

    free shipping
  • Astronomik 6 nm H-Alpha EOS Clip Filter
    Astronomik Filters Astronomik H-Alpha 6 nm EOS Clip Filter - HA6-EOS
    $289.95
    Bread Checkout
     

    free shipping
  • 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
    Bread Checkout
     

    free shipping
  • 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
    Bread Checkout
     

    free shipping
  • Astronomik 50 mm Round H-Alpha 6 nm CCD Filter
    Astronomik Filters Astronomik H-Alpha 6 nm CCD Filter - 50 mm Round - HA6-50R
    $469.95
    Bread Checkout
     

    free shipping
Back to Top
per page

Please wait...