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  1. Optolong L-eNhance 2" Light Pollution Tri-Band Imaging Filter Optolong L-eNhance 2

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

    $229.00
    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 passion.
  2. Optolong L-eNhance 1.25" Light Pollution Tri-Band Imaging Filter Optolong L-eNhance 1.25

    Optolong L-eNhance 1.25" Light Pollution Tri-Band Imaging Filter

    $179.00
    1 Review(s)
    Take back the night sky by using the Optolong L-eNhance 1.25" Tri-Band filter when imaging. A convenient and economic way to eNhance your nightly passion.
  3. Optolong L-eXtreme 2" Light Pollution Dual Passband Imaging Filter 7nm Ha/OIII Optolong L-eXtreme 2

    Optolong L-eXtreme 2" Light Pollution Dual Passband Imaging Filter 7nm Ha/OIII

    $309.00

    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 thought possible.

  4. Optolong L-eXtreme 1.25" Light Pollution Dual Passband Imaging Filter 7nm Ha/OIII Optolong L-eXtreme 1.25

    Optolong L-eXtreme 1.25" Light Pollution Dual Passband Imaging Filter 7nm Ha/OIII

    $239.00

    Take back the night sky by using the Optolong L-eXtreme 1.25" Dual Passband filter when imaging. Take your backyard imaging to places you never thought possible.

  5. Optolong Oxygen OIII 6.5nm 1.25" filter Optolong Oxygen OIII 6.5nm 1.25

    Optolong Oxygen OIII 6.5nm 1.25" filter

    $159.00
    Take your imaging up a notch with the improved OIII filter from Optolong.
  6. Optolong L-Ultimate 2" Light Pollution Dual Passband Imaging Filter 3nm Ha/OIII Optolong L-Ultimate 2

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

    $389.00

    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 thought possible.

  7. LP-1 Broadband for 1.25" eyepieces LP-1 Broadband for 1.25

    LP-1 Broadband for 1.25" eyepieces

    $79.50
    This 1.25" filter has a moderately wide 560 Ångstrom passband for visual use on emission nebulas in slight to moderately light polluted areas. 
  8. Research Series 2" RBG+C+L Filters Research Series 2

    Research Series 2" RBG+C+L Filters

    $749.00
    This 50mm LRBGC five filter set drops into the filter carousel in an SBIG STL camera for imaging without vignetting even the largest CCD detector in the series . . .
  9. 2" #ND9 13% Transmission neutral density grey Moon filter Antares 2

    Antares 2" #ND9 13% Transmission neutral density grey Moon filter

    $19.95
    This Antares 2" 13% transmission neutral gray filter reduces the brightness and glare that can mask low contrast details during lunar and planetary observing . . .
  10. 18% Transmission green 1.25" Moon filter Celestron 18% Transmission green 1.25

    Celestron 18% Transmission green 1.25" Moon filter

    $9.95
    3 Review(s)
    This medium green 1.25" filter reduces irradiation, glare, and excess image brightness in lunar observing . . .
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