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  1. 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
    $59.95

  2. Astronomik - Planet IR Pro 807 Filter - 1.25" Round Mounted

    Astronomik - Planet IR Pro 807 Filter - 1.25" Round Mounted

    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#: P807-1
    $49.95

  3. 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
    $129.95

  4. Astronomik Planet IR Pro 742 Filter Canon APS EOS Clip

    Astronomik - Planet IR Pro 742 Filter - Canon APS EOS Clip

    The Astronomik ProPlanet 742 serves as an excellent filter for planetary objects such as the Moon and planets and works best with telescopes of 6" apertures.

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    Model#: P742-EOS
    $84.95

  5. Astronomik - Planet IR Pro 742 Filter - 36mm Round Unmounted

    Astronomik - Planet IR Pro 742 Filter - 36mm Round Unmounted

    The Astronomik ProPlanet 742 is the ideal filters for the reception of the moon and planets, notably Mars, with telescopes from 6" (150mm) aperture.

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    Model#: P742-36
    $74.95

  6. Astronomik - Planet IR Pro 742 Filter - 1.25" Round Mounted

    Astronomik - Planet IR Pro 742 Filter - 1.25" Round Mounted

    The Astronomik ProPlanet 742 is the ideal filters for the reception of the moon and planets, notably Mars, with telescopes from 6" (150mm) aperture.

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    Model#: P742-1
    $49.95

  7.  OWBCCD-EOS-3
  8. Astronomik - OWB Filter - Version II - Canon EOS Clip

    Astronomik - OWB Filter - Version II - Canon EOS Clip

    The Astronomik OWB filter would usually not be designated as an "astronomical" filter.

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    Model#: OWBCCD-EOS
    $169.95

  9. Astronomik - OIII Filter - SCT Rear Cell

    Astronomik - OIII Filter - SCT Rear Cell

    From the start, the Astronomik OIII filter has been very specifically designed for the visual observation of gaseous and planetary nebulae.

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    (48 States)
    Model#: OIII-SCT
    $239.95

  10. Astronomik - OIII Filter - 2" Round Mounted

    Astronomik - OIII Filter - 2" Round Mounted

    From the start, the Astronomik OIII filter has been very specifically designed for the visual observation of gaseous and planetary nebulae.

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    (48 States)
    Model#: OIII-2
    $239.95

  11. Astronomik - OIII Filter - 1.25" Round Mounted

    Astronomik - OIII Filter - 1.25" Round Mounted

    From the start, the Astronomik OIII filter has been very specifically designed for the visual observation of gaseous and planetary nebulae.

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    Model#: OIII-1
    $119.95

  12. Astronomik OIII EOS-XL Filter

    Astronomik - OIII EOS-XL Filter

    The Astronomik OIII filter is a narrow pass band filter that brings the OIII lines into substantial contrast, further emphasizing detail in nebulae.

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    (48 States)
    Model#: OIII-EOSXL
    $239.95

  13. 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

  14. Astronomik - OIII CCD Filter - SCT Cell

    Astronomik - OIII CCD Filter - SCT Cell

    Astronomik OIII CCD 12nm Filter- SCT CellThe Astronomik OIII CCD filter is a narrow band emission-line-filter for CCD photography ... Learn More
    Model#: OIIICCD-SCT
    $199.95

  15. 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.

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    (48 States)
    Model#: OIIICCD-50R
    $329.95

  16. Astronomik - OIII 12nm CCD Filter - T-Threads

    Astronomik - OIII 12nm CCD Filter - T-Threads

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

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    (48 States)
    Model#: OIIICCD-T
    $239.95

  17. Astronomik OIII 12nm CCD Filter - Canon Full Frame EOS Clip

    Astronomik - OIII 12nm CCD Filter - Canon Full Frame EOS Clip

    The Astronomik OIII CCD filter lets the light of double ionized Oxygen emission lines to pass while blocking almost all the remainder of the CCD sensitive light spectrum.

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    (48 States)
    Model#: OIIICCD-XL
    $319.95

  18. Astronomik OIII 12nm CCD Filter - Canon EOS Clip

    Astronomik - OIII 12nm CCD Filter - Canon EOS Clip

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

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    (48 States)
    Model#: OIIICCD-EOS
    $219.95

  19. 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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    (48 States)
    Model#: OIIICCD-50SQ
    $429.95

  20. 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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    (48 States)
    Model#: OIIICCD-36
    $224.95

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Astronomik is very proud to manufacture and sell the most superior and innovative optical filter products for astronomy in the world and to be distinguished by Sky & Telescope magazine with their highly coveted S&T Hot Product 2009 award. Astronomik filters are used worldwide by leading professionals and amateurs on instruments of all sizes. Our customers appreciate their uncompromising pursuit and dedication to never-ending improvements which meet and surpass the most stringent standards.

As a testament to Astronomik's high quality standards, each production step is carefully controlled for all of their filters, documented and assigned a serial number. When you own an Astronomik Filter you needn't worry if good glass was used, or that the coating process worked well, or the threads were machined properly. You can be sure that each filter was manufactured with the utmost care, control, and the Golden Seal of "Astronomik Quality Control" was placed on the outer box after the filter was packed!

Astronomik CCD and visual interference filters are produced in Germany using high-quality manufacturing standards and mathematical precision. The coatings on all of these filters, including Oxygen III (OIII), H-Beta, H-Alpha, UHC, SII, IR-Cutoff, CLS, and RGB, are amazingly durable. They are almost impossible to scratch, and are completely sealed and insensitive to moisture. Because of these outstanding characteristics, Astronomik confidently offers a 10-year warranty on all of their filters.