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ZWO Seestar S30 Desktop
Holiday Schedule: We’ll be taking a short break from December 24th to December 29th to enjoy the holidays. During this time, the store will be closed, no orders will be shipped, and support will be unavailable. Happy Holidays!
Holiday Schedule: We’ll be taking a short break from December 24th to December 29th to enjoy the holidays. During this time, the store will be closed, no orders will be shipped, and support will be unavailable. Happy Holidays!

Narrowband Filters

Filters

  • $298.00 USD - $298.00 USD
    $298.00 USD
    $298.00 USD - $298.00 USD
    $298.00 USD

    IDAS NBZ-II HA OIII Nebula Booster Filter

    IDA-NBZ-II-48ST2

    2" OIII 8nm (+/-0.4nm) H-alpha 9.5nm (+/- 0.4nm) (originally designed at 10nm, but on a measured basis, it's 9.5nm.)

    $298.00 USD - $298.00 USD
    $298.00 USD
    $298.00 USD - $298.00 USD
    $298.00 USD
  • Save up to 15% Save %
    $179.00 USD - $259.00 USD
    $179.00 USD - $259.00 USD
    $179.00 USD
    $152.00 USD - $220.00 USD
    $152.00 USD - $220.00 USD
    $152.00 USD

    Optolong L-Enhance Filter

    Options available

    Optolong L-eNhance is a dual-band pass filter which has been designed for DSLR (digital SLR), color CMOS and monochrome CCD cameras. The convenienc...

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    $179.00 USD - $259.00 USD
    $179.00 USD - $259.00 USD
    $179.00 USD
    $152.00 USD - $220.00 USD
    $152.00 USD - $220.00 USD
    $152.00 USD
    Save up to 15% Save %
  • Save up to 14% Save %
    $239.00 USD - $304.00 USD
    $239.00 USD - $304.00 USD
    $239.00 USD
    $205.00 USD - $294.00 USD
    $205.00 USD - $294.00 USD
    $205.00 USD

    Optolong L-Extreme Filter

    Options available
    6 variants in stock

    L-eXtreme is a two 7nm bandpass filter which can be used with one-shot color cameras like DSLR's (digital SLR), and monochrome CCD cameras, it is a...

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    $239.00 USD - $304.00 USD
    $239.00 USD - $304.00 USD
    $239.00 USD
    $205.00 USD - $294.00 USD
    $205.00 USD - $294.00 USD
    $205.00 USD
    Save up to 14% Save %
  • Save 4% Save %
    $255.10 USD
    $255.10 USD - $255.10 USD
    $255.10 USD
    $246.00 USD
    $246.00 USD - $246.00 USD
    $246.00 USD

    Optolong L-Para HA/OIII 10nm Filter - 2"

    OPT-AS100221
    4 in stock

    $255.10 USD
    $255.10 USD - $255.10 USD
    $255.10 USD
    $246.00 USD
    $246.00 USD - $246.00 USD
    $246.00 USD
    Save 4% Save %
  • Save 5% Save %
    $199.00 USD
    $199.00 USD - $199.00 USD
    $199.00 USD
    $189.00 USD
    $189.00 USD - $189.00 USD
    $189.00 USD

    Optolong L-Quad Enhance Filter

    OPT-14702
    4 in stock

    Versatile light pollution suppression Quad-bandpass design Isolates key emission lines for nebul...

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    $199.00 USD
    $199.00 USD - $199.00 USD
    $199.00 USD
    $189.00 USD
    $189.00 USD - $189.00 USD
    $189.00 USD
    Save 5% Save %
  • Save 5% Save %
    $309.00 USD
    $309.00 USD - $309.00 USD
    $309.00 USD
    $294.00 USD
    $294.00 USD - $294.00 USD
    $294.00 USD

    Optolong L-Synergy 7nm SII/OIII Dual Narrowband Filter

    OPT-LSYNERGY
    8 in stock

    The Optolong L-Synergy filter is a dual 7nm narrowband solution designed for DSLR cameras, color CMOS sensors, and CCD cameras. It supports telesc...

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    $309.00 USD
    $309.00 USD - $309.00 USD
    $309.00 USD
    $294.00 USD
    $294.00 USD - $294.00 USD
    $294.00 USD
    Save 5% Save %
  • Save up to 15% Save %
    $289.00 USD - $389.00 USD
    $289.00 USD - $389.00 USD
    $289.00 USD
    $245.00 USD - $330.00 USD
    $245.00 USD - $330.00 USD
    $245.00 USD

    Optolong L-Ultimate Ha/OIII 3nm Filter

    Options available
    4 variants in stock

    Extreme light pollution reduction Ultra narrow 3nm bandpasses Isolates key H-alpha and OIII emi...

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    $289.00 USD - $389.00 USD
    $289.00 USD - $389.00 USD
    $289.00 USD
    $245.00 USD - $330.00 USD
    $245.00 USD - $330.00 USD
    $245.00 USD
    Save up to 15% Save %
  • Save 2% Save %
    $399.00 USD
    $399.00 USD - $399.00 USD
    $399.00 USD
    $390.00 USD
    $390.00 USD - $390.00 USD
    $390.00 USD

    Optolong L1 Dual Combo Set

    OPT-L1-SET
    4 in stock

    Includes 1x L-Quad Enhance Filter and 1x L-Para L-Quad Enhance Filter

    $399.00 USD
    $399.00 USD - $399.00 USD
    $399.00 USD
    $390.00 USD
    $390.00 USD - $390.00 USD
    $390.00 USD
    Save 2% Save %
  • Save 10% Save %
    $399.00 USD
    $399.00 USD - $399.00 USD
    $399.00 USD
    $359.00 USD
    $359.00 USD - $359.00 USD
    $359.00 USD

    William Optics STC Astro Duo-Narrowband Filter

    WO-YF-STC-ADN

    Dual-bandpass filter for astrophotography Optimized for H-alpha and OIII emission lines Description The William Optics STC Ast...

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    $399.00 USD
    $399.00 USD - $399.00 USD
    $399.00 USD
    $359.00 USD
    $359.00 USD - $359.00 USD
    $359.00 USD
    Save 10% Save %
  • Save up to 15% Save %
    $79.00 USD - $149.00 USD
    $79.00 USD - $149.00 USD
    $79.00 USD
    $67.00 USD - $127.00 USD
    $67.00 USD - $127.00 USD
    $67.00 USD

    ZWO Duo-Band Filter

    Options available
    7 variants in stock

    ZWO Duo-Band Filter is a dual narrowband filter primarily aimed at complementing our range of colour ASI cameras. The Duo-Band filter is aimed at t...

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    $79.00 USD - $149.00 USD
    $79.00 USD - $149.00 USD
    $79.00 USD
    $67.00 USD - $127.00 USD
    $67.00 USD - $127.00 USD
    $67.00 USD
    Save up to 15% Save %
  • Save up to 15% Save %
    $369.00 USD - $699.00 USD
    $369.00 USD - $699.00 USD
    $369.00 USD
    $314.00 USD - $594.00 USD
    $314.00 USD - $594.00 USD
    $314.00 USD

    ZWO Narrowband Filter Set - 7nm H-alpha, OIII & SII

    Options available
    1 variants in stock

    7nm Bandpass for Precision Imaging Enhanced Nebula Imaging Light Pollution Suppression ...

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    $369.00 USD - $699.00 USD
    $369.00 USD - $699.00 USD
    $369.00 USD
    $314.00 USD - $594.00 USD
    $314.00 USD - $594.00 USD
    $314.00 USD
    Save up to 15% Save %
  • Save up to 15% Save %
    $129.00 USD - $249.00 USD
    $129.00 USD - $249.00 USD
    $129.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD

    ZWO Narrowband H-alpha Filter - 7nm

    Options available
    3 variants in stock

    7nm Bandpass for Precision Imaging Enhanced Nebula Imaging Light Pollution Suppression ...

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    $129.00 USD - $249.00 USD
    $129.00 USD - $249.00 USD
    $129.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD
    Save up to 15% Save %
  • Save up to 15% Save %
    $129.00 USD - $249.00 USD
    $129.00 USD - $249.00 USD
    $129.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD

    ZWO Narrowband OIII Filter - 7nm

    Options available
    3 variants in stock

    7nm Bandpass for Precision Imaging Enhanced Nebula Imaging Light Pollution Suppression ...

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    $129.00 USD - $249.00 USD
    $129.00 USD - $249.00 USD
    $129.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD
    Save up to 15% Save %
  • Save up to 15% Save %
    $129.00 USD - $249.00 USD
    $129.00 USD - $249.00 USD
    $129.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD

    ZWO Narrowband SII Filter - 7nm

    Options available
    3 variants in stock

    Precise 7nm Bandpass Enhanced Contrast for Emission Nebulae Light Pollution Reduction ...

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    $129.00 USD - $249.00 USD
    $129.00 USD - $249.00 USD
    $129.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD - $212.00 USD
    $110.00 USD
    Save up to 15% Save %