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Filters & Filter Wheels

  • Original price $19.95 - Original price $19.95
    Original price
    $19.95
    $19.95 - $19.95
    Current price $19.95

    Antares 2" #ND9 13% Transmission Neutral Density Grey Moon filter

    Antares
    More on the way

    This Antares ND9 (neutral density 0.9) gray filter reduces the brightness and glare that can mask low contrast details during lunar and planetary o...

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    Original price $19.95 - Original price $19.95
    Original price
    $19.95
    $19.95 - $19.95
    Current price $19.95
  • Original price $199.00 - Original price $199.00
    Original price
    $199.00
    $199.00 - $199.00
    Current price $199.00

    Optolong L-Pro 2" Light Pollution Filter

    Optolong
    More on the way

    The Optolong 2" L-Pro light pollution filter is a great way to suppress the issues caused by all these lights that are all around us. This mounted ...

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    Original price $199.00 - Original price $199.00
    Original price
    $199.00
    $199.00 - $199.00
    Current price $199.00
  • Original price $309.00 - Original price $309.00
    Original price
    $309.00
    $309.00 - $309.00
    Current price $309.00

    Optolong L-Extreme 2" Light Pollution Dual Passband Imaging Filter 7Nm Ha/Oiii

    Optolong
    In Stock

    Take back the night sky by using the Optolong L-eXtreme 2" Dual Passband filter when imaging. Take your backyard imaging to places you never though...

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    Original price $309.00 - Original price $309.00
    Original price
    $309.00
    $309.00 - $309.00
    Current price $309.00
  • Original price $229.00 - Original price $229.00
    Original price
    $229.00
    $229.00 - $229.00
    Current price $229.00

    Optolong L-Enhance 2" Light Pollution Tri-Band Imaging Filter

    Optolong
    In Stock

    Take back the night sky by using the Optolong L-eNhance 2" Tri-band filter when imaging. A convenient and economic way to eNhance your nightly pass...

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    Original price $229.00 - Original price $229.00
    Original price
    $229.00
    $229.00 - $229.00
    Current price $229.00
  • Original price $19.95 - Original price $19.95
    Original price
    $19.95
    $19.95 - $19.95
    Current price $19.95

    Astro-Tech 2" Crystalview Moon Filter

    Astro-Tech
    Sold Out

    This Astro-Tech 2” 13% transmission neutral gray filter reduces the brightness and glare that can mask low contrast details during lunar and planet...

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    Original price $19.95 - Original price $19.95
    Original price
    $19.95
    $19.95 - $19.95
    Current price $19.95
    Sold out
  • Original price $159.50 - Original price $159.50
    Original price
    $159.50
    $159.50 - $159.50
    Current price $159.50

    Thousand Oaks LP-4 H-Beta Line Band Filter for 2" Eyepieces

    Thousand Oaks
    More on the way

    Very steep cut-off slopes and a narrow passband make this 2" Thousand Oaks H-Beta filter ideal for viewing certain very faint emission nebulas like...

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    Original price $159.50 - Original price $159.50
    Original price
    $159.50
    $159.50 - $159.50
    Current price $159.50
  • Original price $229.00 - Original price $229.00
    Original price
    $229.00
    $229.00 - $229.00
    Current price $229.00

    Optolong H-Alpha 7nm 2" Filter

    Optolong
    More on the way

    The H-Alpha 7nm from Optolong works fantastically as a photographic filter, but also works for viewing faint emission nebula. Optolong filters are ...

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    Original price $229.00 - Original price $229.00
    Original price
    $229.00
    $229.00 - $229.00
    Current price $229.00
  • Original price $144.95 - Original price $144.95
    Original price
    $144.95
    $144.95 - $144.95
    Current price $144.95

    Celestron 48mm Oxygen III Line Band Filter for 2" Eyepieces

    Celestron
    In Stock

    This new Celestron 2" Oxygen III light pollution line filter isolates the two glowing emission lines of doubly-ionized oxygen (at 4959 Ångstroms an...

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    Original price $144.95 - Original price $144.95
    Original price
    $144.95
    $144.95 - $144.95
    Current price $144.95
  • Original price $159.50 - Original price $159.50
    Original price
    $159.50
    $159.50 - $159.50
    Current price $159.50

    Thousand Oaks LP-3 Oxygen III Line Band Filter for 2" Eyepiece

    Thousand Oaks
    More on the way

      Tech Details:  Max City Exit Pupil 5mm Max Dark Site Exit Pupil 7mm Min City Exit Pupil 2mm Min Dark Site Exit Pupil 3mm

    Original price $159.50 - Original price $159.50
    Original price
    $159.50
    $159.50 - $159.50
    Current price $159.50
  • Original price $199.00 - Original price $199.00
    Original price
    $199.00
    $199.00 - $199.00
    Current price $199.00

    Celestron Origin Intelligent Home Observatory Nebula Filter 93669

    Celestron
    More on the way

    This filter is designed to specifically enhance your Origin experience. Get the Most Out of Your Origin: Enhance your Celestron Origin’s views an...

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    Original price $199.00 - Original price $199.00
    Original price
    $199.00
    $199.00 - $199.00
    Current price $199.00
  • Original price $229.00 - Original price $229.00
    Original price
    $229.00
    $229.00 - $229.00
    Current price $229.00

    Optolong SII 6.5nm 2" Filter

    Optolong
    In Stock

    The SII 6.5nm from Optolong works fantastically as a photographic filter, but also works for viewing faint nebula. Optolong filters are here to hel...

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    Original price $229.00 - Original price $229.00
    Original price
    $229.00
    $229.00 - $229.00
    Current price $229.00
  • Original price $1,009.00 - Original price $1,009.00
    Original price
    $1,009.00
    $1,009.00 - $1,009.00
    Current price $1,009.00

    Optolong LRGB + SHO 2" Imaging Mounted 7 Filter Set

    Optolong
    In Stock

    This is the complete set of imaging filters to take your session to a higher level. This Optolong set comes with 7 filters.  The LRGB set, H-Alpha,...

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    Original price $1,009.00 - Original price $1,009.00
    Original price
    $1,009.00
    $1,009.00 - $1,009.00
    Current price $1,009.00
  • Original price $28.00 - Original price $28.00
    Original price
    $28.00
    $28.00 - $28.00
    Current price $28.00

    Lunt 2" Polarizing Filter

    Lunt Solar Systems
    More on the way

    The 2" Lunt PF-1 polarizing filter is designed for use with 2" eyepieces in the Lunt LS2HW Solar Wedge to control the image brightness during white...

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    Original price $28.00 - Original price $28.00
    Original price
    $28.00
    $28.00 - $28.00
    Current price $28.00
  • Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99

    Explore Scientific 2" 0.9 Neutral Density Filter 13% Transmission

    Explore Scientific
    More on the way

    2" Diameter Filter Works best in 6-8 inch telescopes Get more out of your lunar observing This Explore Scientific ND9 neutral gray filter reduces...

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    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
  • Original price $669.00 - Original price $669.00
    Original price
    $669.00
    $669.00 - $669.00
    Current price $669.00

    Optolong SHO 2" Filter Set With H-Alpha, SII, And OIII Filters

    Optolong
    In Stock

    Add this set to your LRBG set and get the most out of your imaging.This Optolong filter set is designed to bring out the best in your astro-photogr...

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    Original price $669.00 - Original price $669.00
    Original price
    $669.00
    $669.00 - $669.00
    Current price $669.00
  • Original price $389.00 - Original price $389.00
    Original price
    $389.00
    $389.00 - $389.00
    Current price $389.00

    Optolong L-Ultimate 2" Light Pollution Dual Passband Imaging Filter 3nm Ha/OIII

    Optolong
    More on the way

    Take back the night sky by using the Optolong L-eXtreme 2" Dual Passband filter when imaging. Take your backyard imaging to places you never though...

    View full details
    Original price $389.00 - Original price $389.00
    Original price
    $389.00
    $389.00 - $389.00
    Current price $389.00
  • Original price $1,199.00 - Original price $1,199.00
    Original price
    $1,199.00
    $1,199.00 - $1,199.00
    Current price $1,199.00

    Optolong SHO-3nm 2" Filter Set With H-Alpha, SII, And OIII Filters

    Optolong
    In Stock

    Add this 3nm set to your LRBG set and get the most out of your imaging.This Optolong filter set is designed to bring out the best in your astro-pho...

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    Original price $1,199.00 - Original price $1,199.00
    Original price
    $1,199.00
    $1,199.00 - $1,199.00
    Current price $1,199.00

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