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  1. Astronomik - CLS Light Pollution Filter - 36mm Round Unmounted

    Astronomik - CLS Light Pollution Filter - 36mm Round Unmounted

    The Astronomik CLS is a budget filter for visual observation, Black & White photography and CCD photographs of nebulae, galaxies and star clusters with astronomical instruments of any size.

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    Model#: CLS-36R
    $99.95

  2. Astronomik - CLS Light Pollution Filter - Canon EOS Clip

    Astronomik - CLS Light Pollution Filter - Canon EOS Clip

    Astronomik CLS blocks the light of the spectral lines of mercury and sodium-vapor lamps and lets the largest part of the visible light and H-alpha emissions pass.

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    Model#: CLS-EOS
    $129.95

  3. Astronomik - CLS Light Pollution Filter - SCT Rear Cell

    Astronomik - CLS Light Pollution Filter - SCT Rear Cell

    This CLS filter is suitable for use with Schmidt-Cassegrain telescopes of all aperture sizes. ... Learn More
    Model#: CLS-SCT
    $159.95

  4. Astronomik - CLS Light Pollution Filter - T-Threads

    Astronomik - CLS Light Pollution Filter - T-Threads

    Astronomik filters consist of up to 130 layers deposited on top of the completely transparent carrier glass. These layers work as .... ... Learn More
    Model#: CLS-T
    $119.95

  5. Astronomik CLS Light Pollution Filter Canon EOS Full Frame Clip

    Astronomik - CLS Light Pollution Filter - Canon EOS Full Frame Clip

    The Astronomik CLS filter is excellent for both visual and black and white (monochrome) CCD imaging of nebulae, galaxies and star clusters with a wide variety of astronomical instruments with different sizes.

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    Model#: CLS-EOSXL
    $159.95

  6. Astronomik - CLS Light Pollution Filter - 2" Round Mounted

    Astronomik - CLS Light Pollution Filter - 2" Round Mounted

    The Astronomik CLS is an excellent filter for black & white and color imaging of nebulae, galaxies and star clusters with astronomical instruments of any size.

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    Model#: CLS-2
    $159.95

  7. Astronomik - CLS Light Pollution Filter - 31mm Round Unmounted

    Astronomik - CLS Light Pollution Filter - 31mm Round Unmounted

    The Astronomik CLS is an excellent filter for black & white and color imaging of nebulae, galaxies and star clusters with astronomical instruments of any size.

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    Model#: CLS-31
    $79.95

  8. Astronomik - CLS Visual Light Pollution Filter - 50mm Round Unmounted

    Astronomik - CLS Visual Light Pollution Filter - 50mm Round Unmounted

    The Astronomik Visual CLS is a light pollution filter for black & white and color imaging of nebulae, galaxies and star clusters.

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    Model#: CLS-50R
    $159.95

  9. Astronomik - CLS Light Pollution Filter - 50mm Square Unmounted

    Astronomik - CLS Light Pollution Filter - 50mm Square Unmounted

    Astronomik CLS Filter- 50mm Square UnmountedThe Astronomik CLS is our inexpensive sollution for the visual deep-sky observation, b&w photography and CCD observation

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    Model#: CLS-50SQ
    $189.95

  10. Astronomik - CLS Light Pollution Filter - 1.25" Mounted

    Astronomik - CLS Light Pollution Filter - 1.25" Mounted

    The Astronomik CLS is an excellent filter for black & white and color imaging of nebulae, galaxies and star clusters with astronomical instruments of any size.

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    Model#: CLS-1
    $69.95

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