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  1. Astronomik - OIII 12nm CCD Filter - 50mm Square Unmounted

    Astronomik - OIII 12nm CCD Filter - 50mm Square Unmounted

    The Astronomik OIII CCD filter is a narrow band emission-line-filter for CCD photography.

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    FREE SHIPPING
    (48 States)
    Model#: OIIICCD-50SQ
    $329.95

  2. Astronomik 6 nm OIII MFR Narrowband Filter - 31 mm Mounted

    Astronomik - 6 nm OIII MFR Narrowband Filter - 31 mm Mounted

    The OIII line (501 nm) is located in the blue-green portion of the spectrum, making them very suitable for observing most planetary nebulae and supernovae remnants and other objects with doubly ionized oxygen.

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    FREE SHIPPING
    (48 States)
    Model#: OIIICCD6-31
    $249.95

  3. Astronomik - OIII 12nm CCD Filter - 2" Round Mounted

    Astronomik - OIII 12nm CCD Filter - 2" Round Mounted

    The Astronomik OIII CCD filter is a narrow band emission-line-filter for CCD photography.

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    FREE SHIPPING
    (48 States)
    Model#: OIIICCD-2
    $289.95

  4. Astronomik - 6 nm OIII MFR Narrowband Filter - 1.25" Mounted

    Astronomik - 6 nm OIII MFR Narrowband Filter - 1.25" Mounted

    The OIII line (501 nm) is located in the blue-green portion of the spectrum, making them very suitable for observing most planetary nebulae and supernovae remnants and other objects with doubly ionized oxygen.

    ...
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    Model#: OIIICCD6-1
    $199.95

  5. Astronomik - OIII 12nm CCD Filter - 31mm Round Unmounted

    Astronomik - OIII 12nm CCD Filter - 31mm Round Unmounted

    The Astronomik OIII CCD filter is a narrow band emission-line-filter for CCD photography.

    ...
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    Model#: OIIICCD-31
    $169.95

  6. Astronomik 6 nm OIII MFR Narrowband Filter - 50mm Round Unmounted

    Astronomik - 6 nm OIII MFR Narrowband Filter - 50mm Round Unmounted

    The OIII line (501 nm) is located in the blue-green portion of the spectrum, making them very suitable for observing most planetary nebulae and supernovae remnants and other objects with doubly ionized oxygen.

    ...
    Learn More
    FREE SHIPPING
    (48 States)
    Model#: OIIICCD6-50R
    $449.95

  7. Astronomik - OIII CCD Filter - 50mm Round Unmounted

    Astronomik - OIII CCD Filter - 50mm Round Unmounted

    The Astronomik OIII CCD filter is a narrow band emission-line-filter for CCD photography.

    ...
    Learn More
    FREE SHIPPING
    (48 States)
    Model#: OIIICCD-50R
    $289.95

  8. Astronomik 6 nm OIII MFR Narrowband Filter - 2" Mounted

    Astronomik - 6 nm OIII MFR Narrowband Filter - 2" Mounted

    The OIII line (501 nm) is located in the blue-green portion of the spectrum, making them very suitable for observing most planetary nebulae and supernovae remnants and other objects with doubly ionized oxygen.

    ...
    Learn More
    FREE SHIPPING
    (48 States)
    Model#: OIIICCD6-2
    $449.95

  9. Astronomik OIII 12nm CCD Filter 1.25" Round Mounted

    Astronomik - OIII 12nm CCD Filter - 1.25" Round Mounted

    The Astronomik OIII CCD filter is a narrow band emission-line-filter for CCD photography.

    ...
    Learn More
    Model#: OIIICCD-1
    $129.95

  10. Astronomik - OIII 12nm CCD Filter - 36mm Round Unmounted

    Astronomik - OIII 12nm CCD Filter - 36mm Round Unmounted

    The Astronomik OIII CCD filter is a narrow band emission-line-filter for CCD photography.

    ...
    Learn More
    Model#: OIIICCD-36R
    $189.95

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