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

    Astronomik - 6nm 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

  2. 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.

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    Model#: OIIICCD-36R
    $189.95

  3. Astronomik 6 nm OIII MFR Narrowband Filter - 36 mm T Mounted

    Astronomik - 6nm OIII MFR Narrowband Filter - 36mm T 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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    (48 States)
    Model#: OIIICCD6-T
    $409.95

  4. Astronomik - SII 12nm CCD Filter - 31mm Round Unmounted

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

    The Astronomik SII-CCD filter is a narrow-band-filter for CCD photography.

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    Model#: SII-31
    $169.95

  5. Astronomik Planet IR Pro 807 Filter - Canon EOS Full Frame Clip

    Astronomik - Planet IR Pro 807 Filter - Canon EOS Full Frame Clip

    For telescopes that have an aperture of 10" or larger, the Astronomik ProPlate 807 filter is a great companion to the ProPlate 742 for use with converted DSLR/CCD cameras and webcams.

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    Model#: P807-EOSXL
    $99.95

  6. 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

  7. Astronomik Planet IR Pro 742 Filter - Canon EOS Full Frame Clip

    Astronomik - Planet IR Pro 742 Filter - Canon EOS Full Frame Clip

    The Astronomik ProPlanet 742 works well with 6" aperture telescope to observe terrestrial objects like the planets and moon.

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    Model#: P742-EOSXL
    $99.95

  8. Astronomik - Dark Filter - 2"

    Astronomik - Dark Filter - 2"

    Do you have a CCD camera without a mechanical shutter and would like to do dark frames without continually monitoring your equipment?

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    Model#: DARK-2
    $49.95

  9. Astronomik - ProPlanet 642 BP IR-Pass Filter - 1.25"

    Astronomik - ProPlanet 642 BP IR-Pass Filter - 1.25"

    The Astronomik ProPlanet 642 BP will give you three filters in one single product. Depending on your..... ... Learn More
    Model#: p642-1
    $59.95

  10. Astronomik - 12nm H-Beta CCD Filter - 31mm Round Unmounted

    Astronomik - 12nm H-Beta CCD Filter - 31mm Round Unmounted

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

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    Model#: HBCCD-31
    $169.95

  11. Astronomik - ProPlanet 642 BP IR-Pass Filter - 50mm Square

    Astronomik - ProPlanet 642 BP IR-Pass Filter - 50mm Square

    very good and low-priced H-alpha Filter for getting started in Deep-Sky Astrophotography of H-alpha regions. ... Learn More
    Model#: P642-50SQ
    $159.95

  12. Astronomik CLS CCD Light Pollution Filter - SC Rear Cell
  13. Astronomik - LRGB Filter Set - 36mm Round Unmounted - Type 2c

    Astronomik - LRGB Filter Set - 36mm Round Unmounted - Type 2c

    These filters provide a natural color reproduction of planets, stars, emission- and reflection nebulas.

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    (48 States)
    Model#: LRGB-36
    $349.95

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

    Astronomik - 6nm 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.

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

  15. Astronomik - Planet IR Pro 807 Filter - 31mm Round Unmounted

    Astronomik - Planet IR Pro 807 Filter - 31mm Round Unmounted

    The Astronomik ProPlanet 807 filter is a deal addition to the Astronomik ProPlanet 742 for imaging the moon and planets, with telescopes larger then 10" (250mm) when the seeing is poor.

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    Model#: P807-31
    $55.95

  16. Astronomik - XL EOS Clip H-alpha 6nm

    Astronomik - XL EOS Clip H-alpha 6nm

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

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    (48 States)
    Model#: HA6-EOSXL
    $469.95

  17. Astronomik - OIII EOS-Clip

    Astronomik - OIII EOS-Clip

    The Astronomik OIII filter is designed for visual use to observe nebulae, due to its extremely narrow pass band of the two OIII lines that bring a substantial contrast gain.

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    Model#: OIII-EOS
    $169.95

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