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Exceptionally closed to the public to fulfill orders Tuesday to Thursday, until the end of March. OPEN FOR PICKUP ONLY TUESDAY TO SATURDAY. It may take more time than usual to fulfill orders due to eclipse orders.
Exceptionally closed to the public to fulfill orders Tuesday to Thursday, until the end of March. OPEN FOR PICKUP ONLY TUESDAY TO SATURDAY. It may take more time than usual to fulfill orders due to eclipse orders.

Visual Filters

A visual filter is a telescope accessory consisting of an optical filter used by amateur visual astronomers to simply improve the details and contrast on planets or deep-sky objects.
  • Original price $125.00 - Original price $301.00
    Original price
    $125.00 - $301.00
    $125.00 - $301.00
    Current price $125.00

    Astronomik UHC Filter

    Astronomik UHC Filter You will enjoy using your Astronomik UHC Filter because you will see more stars and more details in deep-sky-objects compared...

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    Original price $125.00 - Original price $301.00
    Original price
    $125.00 - $301.00
    $125.00 - $301.00
    Current price $125.00
  • Original price $52.00 - Original price $77.00
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    $52.00 - $77.00
    $52.00 - $77.00
    Current price $52.00

    Antares UHC Filter (UHC)

    Antares UHC Filter UHC is a filter that blocks the visual spectrum except for wavelengths between 480nM and 510nM. Often called a Nebular or ALP (a...

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    Original price $52.00 - Original price $77.00
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    $52.00 - $77.00
    $52.00 - $77.00
    Current price $52.00
  • Original price $125.00 - Original price $199.00
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    Current price $125.00

    Baader Contrast Booster Filter

    Baader Contrast Booster Filter Eliminates the color error of economy refractors. Clearly puts the real quality of the lens on display. Removes the...

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    Original price $125.00 - Original price $199.00
    Original price
    $125.00 - $199.00
    $125.00 - $199.00
    Current price $125.00
  • Original price $70.00 - Original price $250.00
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    Current price $70.00

    Optolong UHC Light Pollution Filter

    Optolong UHC Light Pollution Filter The UHC (Ultra High Contrast) broadband filter is designed to improve the visibility of various deepsky objects...

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    Original price $70.00 - Original price $250.00
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    $70.00 - $250.00
    $70.00 - $250.00
    Current price $70.00
  • Original price $95.00 - Original price $377.00
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    Current price $95.00

    Astronomik UHC-E Filter

    Astronomik UHC-E Filter The Astronomik UHC-E filter is our budget filter for deep-sky observation of emission nebulae and comets under light pollut...

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    Original price $95.00 - Original price $377.00
    Original price
    $95.00 - $377.00
    $95.00 - $377.00
    Current price $95.00
  • Original price $125.00 - Original price $289.00
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    $125.00 - $289.00
    Current price $125.00

    Astronomik OIII Visual Filter

    Astronomik OIII Visual Filter From the start, the Astronomik OIII Visual Filter has been very specifically designed for the visual observation of g...

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    Original price $125.00 - Original price $289.00
    Original price
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    $125.00 - $289.00
    Current price $125.00
  • Original price $179.00 - Original price $179.00
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    $179.00
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    Current price $179.00

    Celestron 2" UHC/LPR Filter (94124)

    Celestron 2" UHC/LPR Filter Our 2" Light Pollution Reduction (LPR) Filters are designed to selectively reduce the transmission of certain wavelengt...

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    Original price $179.00 - Original price $179.00
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    $179.00
    $179.00 - $179.00
    Current price $179.00
  • Original price $193.00
    Original price $193.00 - Original price $193.00
    Original price $193.00
    Current price $173.70
    $173.70 - $173.70
    Current price $173.70

    Celestron 2" Oxygen III Narrowband Filter (93624)

    Celestron 2" Oxygen III Narrowband Filter The 2" OIII narrowband filter isolates just the two doubly-ionized oxygen lines (496 and 501nm lines) emi...

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    Original price $193.00
    Original price $193.00 - Original price $193.00
    Original price $193.00
    Current price $173.70
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    Current price $173.70
    Save $19.30 Save $0.00
  • Original price $133.00 - Original price $133.00
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    Current price $133.00

    Celestron 1.25" UHC/LPR Filter (94123)

    Celestron 1.25" UHC/LPR Filter Our 1-1/4" Light Pollution Reduction (LPR) Filters are designed to selectively reduce the transmission of certain wa...

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    Original price $133.00 - Original price $133.00
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    $133.00
    $133.00 - $133.00
    Current price $133.00
  • Original price $65.17 - Original price $105.07
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    Current price $65.17

    Optolong ND3.0 Neutral Density Filter

    Optolong ND3.0 Neutral Density Filter Neutral Density (ND) filters are designed to reduce transmission evenly across a portion of a specific spectr...

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    Original price $65.17 - Original price $105.07
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    Current price $65.17
  • Original price $42.56 - Original price $63.84
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    Current price $42.56

    Optolong Moon & Skyglow Filter

    Optolong Moon & Skyglow Filter Optolong Moon & Skyglow filter is designed to darken the background sky by blocking light transmission from ...

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    Original price $42.56 - Original price $63.84
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    Current price $42.56
  • Original price $70.00 - Original price $110.00
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    Current price $70.00

    Optolong CLS(City Light Suppression) Broadband Filter

    Optolong CLS (City Light Suppression) Broadband Filter 1.  Optolong CLS Introduction The CLS (City Light Suppression) broadband filter is designed ...

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    Original price $70.00 - Original price $110.00
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    $70.00 - $110.00
    Current price $70.00
  • Original price $72.00 - Original price $107.00
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    $72.00 - $107.00
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    Current price $72.00

    Baader Green Color Filter

    Baader Green Color Filter Largest free opening of all color filters on the market to eliminate any vignetting. CNC machined "grip crown" provides ...

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    Original price $72.00 - Original price $107.00
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    Current price $72.00
  • Original price $161.00 - Original price $270.00
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    Current price $161.00

    Baader Double Polarizing Filter

    Baader Double Polarizing Filter Baader Double Polarizing Filter Screws into 1¼ or 2" eyepieces/threads. The two filters can be rotated relative to ...

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    Original price $161.00 - Original price $270.00
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    $161.00 - $270.00
    $161.00 - $270.00
    Current price $161.00
  • Original price $72.00 - Original price $107.00
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    $72.00 - $107.00
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    Current price $72.00

    Baader Dark Blue Color Filter

    Baader Dark Blue Color Filter Baader Dark Blue Color Filter is used for visual and photographic planetary observations. It aids in better detection...

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    Original price $72.00 - Original price $107.00
    Original price
    $72.00 - $107.00
    $72.00 - $107.00
    Current price $72.00
  • Original price $125.00 - Original price $289.00
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    $125.00 - $289.00
    $125.00 - $289.00
    Current price $125.00

    Astronomik H-Beta Filter

    Astronomik H-Beta Filter The Astronomik H-beta is a filter for visual observation, in particular with instruments of larger aperture. It lets the l...

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    Original price $125.00 - Original price $289.00
    Original price
    $125.00 - $289.00
    $125.00 - $289.00
    Current price $125.00
  • Original price $30.59 - Original price $30.59
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    $30.59
    $30.59 - $30.59
    Current price $30.59

    Antares Filter 2" Neutral Density 25% (2ND25)

    Antares Filter 2" Neutral Density 25% Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancin...

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    Original price $30.59 - Original price $30.59
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    $30.59 - $30.59
    Current price $30.59
  • Original price $30.59 - Original price $30.59
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    $30.59 - $30.59
    Current price $30.59

    Antares Filter 2" Neutral Density 13% (2ND13)

    Antares Filter 2" Neutral Density 13% Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing...

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    Original price $30.59 - Original price $30.59
    Original price
    $30.59
    $30.59 - $30.59
    Current price $30.59
  • Original price $19.95 - Original price $19.95
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    $19.95
    $19.95 - $19.95
    Current price $19.95

    Antares 1.25" Filter Neutral Density 13% (ND13)

    Antares Filter Neutral Density 13% Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhan...

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

    Antares 1.25" Filter Neutral Density 25% (ND25)

    Antares Filter Neutral Density 25% Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhanci...

    View full details
    Original price $19.95 - Original price $19.95
    Original price
    $19.95
    $19.95 - $19.95
    Current price $19.95
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