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36mm Filters

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  1. IDAS - Hutech - 36mm Unmounted LPS Filter

    IDAS - Hutech - 36mm Unmounted LPS Filter

    Light pollution suppression (LPS) filters are designed to suppress the common emission lines generated by artificial lighting, yet allow the important nebula emission lines to pass, thus enhancing the contrast of astronomical objects, particularly emission nebulae.

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    Model#: LPS-P2-36

    Available - Ships in 2-4 Days

    $189.00

  2. Optolong - L-Pro Filter - 36mm Unmounted

    Optolong - L-Pro Filter - 36mm Unmounted

    The Optolong L-Pro filter delivers better color balance by maximizing transmission band, permitting you to create pictures of broadband objects with emission spectral lines.

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    Model#: LPRO-36U

    Available - Ships in 2-4 Days

    $168.00

  3. Optolong H-Alpha 7nm CCD Filter - 36mm Unmounted

    Optolong - H-Alpha 7nm CCD Filter - 36mm Unmounted

    The Optolong H-Alpha 7nm is a very narrow emission-line filter that functions by permitting a 7nm light bandwidth, focused on the 656nm wavelength through, and obstructing the transmission of contrast-killing light-pollution wavelengths.

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    Model#: HAL7-36U

    Available - Ships in 2-4 Days

    $193.00

  4. Optolong - H-Alpha 12nm CCD Filter - 36mm Unmounted

    Optolong - H-Alpha 12nm CCD Filter - 36mm Unmounted

    The Optolong H-Alpha 12nm Narrowband Filter works by permitting a 12nm light bandwidth, focused on the 656nm wavelength through, and hindering the transmission of contrast-killing light pollution wavelengths.

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    Model#: HAL12-36U

    Available - Ships in 2-4 Days

    $169.00

  5. Optolong OIII CCD 12nm Filter - 36mm Unmounted

    Optolong - OIII CCD 12nm Filter - 36mm Unmounted

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    Model#: OIIICCD12NM-36U

    Available - Ships in 2-4 Days

    $139.00

  6. Optolong SII CCD 12nm Filter - 36mm Unmounted

    Optolong - SII CCD 12nm Filter - 36mm Unmounted

    The Optolong Sulfur II 12nm Narrowband Filter works by allowing a 12nm bandwidth of light, centered on the 672nm wavelength through, and blocking contrast-killing light pollution wavelengths from coming through.

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    Model#: SIICCD12-36U

    Available - Ships in 2-4 Days

    $159.00

  7. Chroma Technology - Luminance 36mm Diameter Filter - Unmounted

    Chroma Technology - Luminance 36mm Diameter Filter - Unmounted

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

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    Model#: Lum-36

    Available - Ships in 2-4 Days

    $155.00

  8. 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

    Available - Ships in 2-4 Days

    $129.95

  9. 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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    Model#: HA12-36

    Available - Ships in 2-4 Days

    $189.95

  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.

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    Model#: OIIICCD-36R

    Available - Ships in 2-4 Days

    $189.95

  11. Astronomik - SII 12nm CCD Filter - 36mm Round Unmounted

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

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

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    Model#: SII-36

    Available - Ships in 2-4 Days

    $189.95

  12. Chroma filters

    Chroma Technology - Blue 36mm Diameter Filter - Unmounted

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

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    Model#: Blue-36

    Available - Ships in 2-4 Days

    $155.00

  13. Chroma filters

    Chroma Technology - Green 36mm Diameter Filter - Unmounted

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

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    Model#: Green-36

    Available - Ships in 2-4 Days

    $155.00

  14. Chroma filters

    Chroma Technology - Red 36mm Diameter Filter - Unmounted

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

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    Model#: Red-36

    Available - Ships in 2-4 Days

    $155.00

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