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EXPLORE THE SEPTEMBER 2025 ASTRONOMY CALENDAR NOW!
EXPLORE THE SEPTEMBER 2025 ASTRONOMY CALENDAR!

Optical Filters

Enhance your celestial and terrestrial observations with Explore Scientific’s range of optical filters. Designed to improve contrast, reduce glare, and bring out subtle details, these filters are essential tools for both visual astronomers and astrophotographers. From light pollution reduction to specialized color filters, our collection helps you see and capture the night sky like never before.

Filters

  • OPTOLONG 2" L-eXtreme Deep-Sky Light Pollution Filter

    OPTOLONG 2" L-eXtreme Deep-Sky Light Pollution Filter

    Optolong
    $ 318.27 - $ 318.27
    $ 318.27
    $ 318.27 - $ 318.27
    $ 318.27

    The L-eXtreme is a two-band filter and the ideal choice for strong suppression of light pollution. It enables astrophotos of objects with narrow-ba...

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    $ 318.27 - $ 318.27
    $ 318.27
    $ 318.27 - $ 318.27
    $ 318.27
  • OPTOLONG 1.25" L-eNhance Deep-Sky Light Pollution Filter

    OPTOLONG 1.25" L-eNhance Deep-Sky Light Pollution Filter

    Optolong
    $ 184.37 - $ 184.37
    $ 184.37
    $ 184.37 - $ 184.37
    $ 184.37

    The L-eNhance is a three-band filter and ideal for strong suppression of light pollution. It enables astrophotos of objects with narrow-band emissi...

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    $ 184.37 - $ 184.37
    $ 184.37
    $ 184.37 - $ 184.37
    $ 184.37
  • OPTOLONG 1.25" L-eXtreme Deep-Sky Light Pollution Filter

    OPTOLONG 1.25" L-eXtreme Deep-Sky Light Pollution Filter

    Optolong
    $ 246.17 - $ 246.17
    $ 246.17
    $ 246.17 - $ 246.17
    $ 246.17

    The L-eXtreme is a two-band filter and the ideal choice for strong suppression of light pollution. It enables astrophotos of objects with narrow-ba...

    View full details
    $ 246.17 - $ 246.17
    $ 246.17
    $ 246.17 - $ 246.17
    $ 246.17
  • OPTOLONG 2" L-eNhance Deep-Sky Light Pollution Filter

    OPTOLONG 2" L-eNhance Deep-Sky Light Pollution Filter

    Optolong
    $ 235.87 - $ 235.87
    $ 235.87
    $ 235.87 - $ 235.87
    $ 235.87

    The L-eNhance is a three-band filter and ideal for strong suppression of light pollution. It enables astrophotos of objects with narrow-band emissi...

    View full details
    $ 235.87 - $ 235.87
    $ 235.87
    $ 235.87 - $ 235.87
    $ 235.87
  • OPTOLONG 2" L-Pro Deep-Sky Light Pollution Filter

    OPTOLONG 2" L-Pro Deep-Sky Light Pollution Filter

    Optolong
    $ 204.97 - $ 204.97
    $ 204.97
    $ 204.97 - $ 204.97
    $ 204.97

    The L-Pro broadband filter is the ideal choice for suppressing light pollution from artificial light and enables astrophotos of broadband emission ...

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    $ 204.97 - $ 204.97
    $ 204.97
    $ 204.97 - $ 204.97
    $ 204.97
  • OPTOLONG 1.25" L-Pro Deep-Sky Light Pollution Filter
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    OPTOLONG 1.25" L-Pro Deep-Sky Light Pollution Filter

    Optolong
    $ 153.47 - $ 153.47
    $ 153.47
    $ 153.47 - $ 153.47
    $ 153.47

    The L-Pro broadband filter is the ideal choice for suppressing light pollution from artificial light and enables astrophotos of broadband emission ...

    View full details
    $ 153.47 - $ 153.47
    $ 153.47
    $ 153.47 - $ 153.47
    $ 153.47
    Sold out
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