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50mm Filters

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  1. Chroma filters

    Chroma Technology - 50mm LRGB Set - Unmounted

    Extremely durable coatings withstand humidity changes, extreme temperature fluxes and remain spectrally accurate in CWL and band pass adherence.

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    (48 States)
    Model#: CT-LRGB-50
    $875.00

  2. Baader Planetarium Enforced 3.5nm H-Alpha Filter, 50x50 Square

    Baader Planetarium - Enforced 3.5nm H-Alpha Filter, 50x50 Square

    Baader's New 3.5nm Narrowband Enforced H-alpha Filters  These three sizes of 3.5nm Enforced-Narrowband filters upen up the extremely narrow 3.5nm H-alpha world.

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    (48 States)
    Model#: FHALNE-SQ50
    $640.00

  3. FLI - Research Grade LRGB Filter Set - 50mm Round Unmounted

    FLI - Research Grade LRGB Filter Set - 50mm Round Unmounted

    The 50mm LRGB FLI research grade filter set is made to the most exacting standards in filter production. Intended for astrophotographic use, the LRGB filter set contains four filters: luminance, red, green and blue. These filters, when used with a monochrome camera, can be layered to create full color images of nebulae, galaxies, star clusters or the planets. ... Learn More
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    (48 States)
    Model#: RG-50D-LRGB
    $875.00

  4. Optolong UBVRI Filter Set 50mm Unmounted

    Optolong - UBVRI Filter Set - 50mm Unmounted

    This photometric UBVRI filter set includes five 50mm unmounted filters: bright (U), blue (B), visual (V), red (R), and infrared (I).

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    (48 States)
    Model#: UBVRI-50U
    $855.00

  5. Astrodon Narrowband 50mm Unmounted SII 5 nm Square Filter

    Astrodon - Narrowband - 50mm Unmounted SII 5 nm Square Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

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    (48 States)
    Model#: SII5-50S
    $875.00

  6. Astrodon - Narrowband - 50mm Unmounted Red Continuum 5 nm Square Filter

    Astrodon - Narrowband - 50mm Unmounted Red Continuum 5 nm Square Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

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    (48 States)
    Model#: REDCON5-50S
    $875.00

  7. Astrodon Narrowband 50mm Unmounted OIII 5 nm Square Filter

    Astrodon - Narrowband - 50mm Unmounted OIII 5 nm Square Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

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    (48 States)
    Model#: OIII5-50S
    $875.00

  8. Astrodon - Narrowband - 50mm Unmounted H-Alpha 5 nm Square Filter

    Astrodon - Narrowband - 50mm Unmounted H-Alpha 5 nm Square Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

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    (48 States)
    Model#: HA5-50S
    $875.00

  9. Astrodon - Narrowband - 50mm Unmounted H-Alpha 5 nm Filter

    Astrodon - Narrowband - 50mm Unmounted H-Alpha 5 nm Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

    ...
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    (48 States)
    Model#: HA5-50R
    $725.00

  10. Astrodon - Narrowband - 50mm Unmounted OIII 5 nm Filter

    Astrodon - Narrowband - 50mm Unmounted OIII 5 nm Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

    ...
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    (48 States)
    Model#: OIII5-50R
    $725.00

  11. Astrodon - Narrowband - 50mm Unmounted SII 5 nm Filter

    Astrodon - Narrowband - 50mm Unmounted SII 5 nm Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

    ...
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    (48 States)
    Model#: SII5-50R
    $725.00

  12. Astrodon Narrowband 50mm Unmounted  Red Continuum 5 nm Filter

    Astrodon - Narrowband - 50mm Unmounted Red Continuum 5 nm Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

    ...
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    (48 States)
    Model#: REDCON5-50R
    $725.00

12 Item(s)

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