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50mm Filters

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  1. Astronomik - H-Alpha 6nm CCD Filter - 50mm Round Unmounted

    Astronomik - H-Alpha 6nm CCD Filter - 50mm Round Unmounted

    The Astronomik 6nm H-alpha filter is an extremely narrow emission-line filter for CCD photography.

    ...
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    FREE SHIPPING
    (48 States)
    Model#: HA6-50R
    $499.95

  2. Astronomik - H-Alpha 6nm CCD Filter - 50mm Square Unmounted

    Astronomik - H-Alpha 6nm CCD Filter - 50mm Square Unmounted

    The Astronomik 6nm H-alpha filter is an extremely narrow emission-line filter for CCD photography.

    ...
    Learn More
    FREE SHIPPING
    (48 States)
    Model#: HA6-50SQ
    $649.95

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