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  1. FLI - 28mm Research Grade Filters - LRGB and UBVRI

    FLI - 28mm Research Grade Filters - LRGB and UBVRI

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    Model#: RG 28D Filters

    Starting at: $140.00

  2. Baader Planetarium - 1.25" LRGB Filters - UV/IR Cut L-Filter

    Baader Planetarium - 1.25" LRGB Filters - UV/IR Cut L-Filter

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    (48 States)
    Model#: FLRGB-1
    $379.00

  3. Baader Planetarium - 1.25" LRGBC Filters UV/IR Cut L-Filter and Clear Filter

    Baader Planetarium - 1.25" LRGBC Filters - UV/IR Cut L-Filter and Clear Filter

    Baader 1.25" RGB Filter Set with UV/IR Cut L-Filter and Clear Focusing Filter (Optically Polished) - Set of 5 filters.

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    (48 States)
    Model#: FLRGBC-1
    $427.00

  4. Baader Planetarium - 2" LRGB Filters - UV/IR Cut L-Filter

    Baader Planetarium - 2" LRGB Filters - UV/IR Cut L-Filter

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    (48 States)
    Model#: FLRGB-2
    $619.00

  5. Baader Planetarium - 2" LRGBC Filters - UV/IR Cut L-Filter and Clear Filter

    Baader Planetarium - 2" LRGBC Filters - UV/IR Cut L-Filter and Clear Filter

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    FREE SHIPPING
    (48 States)
    Model#: FLRGBC-2
    $679.00

  6. Chroma Technology - U-Band 50mm Square Filter

    Chroma Technology - U-Band 50mm Square Filter

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    (48 States)
    Model#: U Band 50 Sq
    $275.00

  7. Chroma Technology - B-Band 27mm Filter

    Chroma Technology - B-Band 27mm Filter

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    Model#: B Band 27
    $137.00

  8. 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
    $99.95

  9. 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-36
    $129.95

  10. Astronomik - CLS CCD Light Pollution Filter - 31mm Round Unmounted

    Astronomik - CLS CCD Light Pollution Filter - 31mm Round Unmounted

    The Astronomik CLS CCD is suitable under light-polluted skies for DSLR Cameras, which have been remodeled for astronomical use.

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    Model#: CLSCCD-31
    $129.95

  11. Astronomik - CLS CCD Light Pollution Filter - 36mm Round Unmounted

    Astronomik - CLS CCD Light Pollution Filter - 36mm Round Unmounted

    The Astronomik CLS CCD is suitable under light-polluted skies for DSLR Cameras, which have been remodeled for astronomical use.

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    Model#: CLSCCD-36
    $169.95

  12.  Astronomik - Dark Filter - 1.25"

    Astronomik - Dark Filter - 1.25"

    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-1
    $39.95

  13. 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

  14. Astronomik - H-Alpha 12nm CCD Filter - 31mm Round Unmounted

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

    The Astronomik H-alpha filter is a narrow band filter for CCD photography. The filter lets the H-alpha light of emission nebulae pass and blocks nearly the whole remainder of the spectrum where the CCD is sensitive.

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    Model#: HA12-31
    $179.95

  15. Astronomik - H-Alpha 12nm CCD Filter - 36mm Round Unmounted

    Astronomik - H-Alpha 12nm CCD Filter - 36mm Round Unmounted

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

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    FREE SHIPPING
    (48 States)
    Model#: HA12-36
    $229.95

  16. Astronomik - H-Alpha 6nm CCD Filter - 31mm Round Unmounted

    Astronomik - H-Alpha 6nm CCD Filter - 31mm 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#: HA6-31
    $289.95

  17.  OWBCCD-EOS-3
  18. Chroma Technology - I Band 50mm Square Filter

    Chroma Technology - I Band 50mm Square Filter

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    FREE SHIPPING
    (48 States)
    Model#: I Band 50 Sq
    $220.00

  19. Chroma Technology - B-Band 50mm Filter

    Chroma Technology - B-Band 50mm Filter

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    Model#: B Band 50
    $175.00

  20. Chroma Technology - V-Band 27mm Filter

    Chroma Technology - V-Band 27mm Filter

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    Model#: V Band 27
    $110.00

Items 61 to 80 of 355 total

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