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  1. IDAS Hutech Light Pollution Suppression Filter 72mm

    IDAS - Hutech - Light Pollution Suppression Filter - 72mm

    This light pollution filter suppresses artificial light emission lines while preserving the emission lines from nebulae, therefore enhancing the view and image.

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    FREE SHIPPING
    (48 States)
    Model#: LPS-D1-72
    $329.00

  2. TO - LP-4  H-Beta (Red Cell)  2"

    TO - LP-4 H-Beta (Red Cell) 2"

    LP-4 H-Beta (Red Cell) 2" FilterEnhance your deep sky viewing with the latest in multi-layer coating technology. Thousand Oaks filters transmit desired wave-lengths in a very steep slope rather than ... Learn More
    Model#: LP4-2
    $179.00

  3. TO - LP-4  H-Beta (Red Cell)  1.25"

    TO - LP-4 H-Beta (Red Cell) 1.25"

    Thousand Oaks Optical LP-4 H-Beta (Red Cell) 1.25" FilterEnhance your deep sky viewing with the latest in multi-layer coating technology. Thousand Oaks filters transmit desired wave-lengths in a very steep slope rather than ... Learn More
    Model#: LP4-1.25
    $89.00

  4. TO - LP-3  OIII (Green Cell)  2"

    TO - LP-3 OIII (Green Cell) 2"

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    Model#: LP3-2
    $179.00

  5. TO LP-3 OIII (Green Cell) 1.25"

    TO - LP-3 OIII (Green Cell) 1.25"

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    Model#: LP3-1.25
    $89.00

  6. TO - LP-2  Narrowband (Blue Cell)  2"

    TO - LP-2 Narrowband (Blue Cell) 2"

    LP-2 Narrowband (Blue Cell) 2" FilterEnhance your deep sky viewing with the latest in multi-layer coating technology. Thousand Oaks filters transmit desired wave-lengths in a very steep slope rather than ... Learn More
    Model#: LP2-2
    $179.00

  7. TO - LP-2  Narrowband (Blue Cell)  1.25"

    TO - LP-2 Narrowband (Blue Cell) 1.25"

    Thousand Oaks Optical LP-2 Narrowband (Blue Cell) 1.25" FilterEnhance your deep sky viewing with the latest in multi-layer coating technology. Thousand Oaks filters transmit desired wave-lengths in a very steep slope rather than ... Learn More
    Model#: LP2-1.25
    $89.00

  8. TO - LP-1  Broadband (Black Cell)  2"

    TO - LP-1 Broadband (Black Cell) 2"

    Enhanced deep sky viewing with the latest in multi ... Learn More
    Model#: LP1-2
    $149.00

  9. TO - LP-1  Broadband (Black Cell)  1.25"

    TO - LP-1 Broadband (Black Cell) 1.25"

    The Thousand Oaks Optical product line now includes ... Learn More
    Model#: LP1-1.25
    $89.00

  10. TeleVue - Bandmate Mars TYPE B Filter

    TeleVue - Bandmate Mars TYPE B Filter

    Bandmate™ Mars Type-B FilterThe Bandmate™ Mars Type-B filter is a high efficiency, single band dielectric coating that achieves penetrating views of the Martian surface. The surface appearance is similar to that of the popular #21 filter ... Learn More
    Model#: BMB-0125

    Regular Price: $205.00

    Special Price: $120.00

  11. TeleVue - Bandmate Mars TYPE A Filter

    TeleVue - Bandmate Mars TYPE A Filter

    Bandmate™ Mars Type-A FilterWe all know you can't have your cake and eat it too, but the Bandmate™ Mars Type-A filter lets you at least have a good taste! The Type-A is a dual band filter with different dielectric coatings on each side of t ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: BMA-0125
    $205.00

  12. TeleVue - UHC Bandmate Filter 2 "

    TeleVue - UHC Bandmate Filter 2 "

    All Tele Vue filters are individually inspected for cosmetic and optical properties, as well as being serialized.The NebuStar Filter is a great general purpose filter for all nebulae observation ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: BFH-0200
    $315.00

  13. TeleVue - UHC Bandmate Filter 1.25"

    TeleVue - UHC Bandmate Filter 1.25"

    All Tele Vue filters are individually inspected for cosmetic and optical properties, as well as being serialized.

    The NebuStar Filter is a great general purpose filter for all nebulae observation.  Red-blocking properties permit brighter & sharper star images.

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    Model#: BFH-0125
    $175.00

  14. Orion - OIII Nebula Telescope Filter 1.25"

    Orion - OIII Nebula Telescope Filter 1.25"

    1.25in ... Learn More
    Model#: 05581
    $105.95

  15. Orion - Moon Filter 13 percent Transmission 1.25"

    Orion - Moon Filter 13 percent Transmission 1.25"

    Cures Moon-Watching Washout and EyestrainThe Moon's disk, even at partial phases, is intensely bright with reflected sunlight. The glare washes out most of the craters, rilles, and other surface details from view ... Learn More
    Model#: 5662
    $19.95

  16. Lumicon - 2"  Ultra High Contrast Filter

    Lumicon - 2" Ultra High Contrast Filter

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    FREE SHIPPING
    (48 States)
    Model#: LF3030

    Regular Price: $336.00

    Special Price: $239.95

  17. Lumicon - 1.25"  Ultra High Contrast Filter

    Lumicon - 1.25" Ultra High Contrast Filter

    The ULTIMATE nebula filter. The original Lumicon 1.25in Ultra High Contrast Filter is unbeatable for revealing nebulosity. ... Learn More
    Model#: LF3025

    Regular Price: $168.00

    Special Price: $119.95

  18. Lumicon - 1.25" Deep Sky Filter

    Lumicon - 1.25" Deep Sky Filter

    The 1.25in Deep Sky is Lumicon's most popular nebula filter. It blocks all high & low pressure mercury and sodium vapor lamp light, neon lights and airglow, while transmitting the rest of the visible spectrum.

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    Model#: LF3010

    Regular Price: $168.00

    Special Price: $119.95

  19. Orion - 2" Extra Narrowband Filter Set

    Orion - 2" Extra Narrowband Filter Set

    These specialized astrophotography filters pass select wavelengths and essentially block all other wavelengths of light, including light pollution, so you can capture images in less than ideal conditions.

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    Model#: 25545
    $969.95

  20. Opticstar - 2" Nebula Deep Sky Filter

    Opticstar - 2" Nebula Deep Sky Filter

    This Opticstar 2" eyepiece is suitable for both visual observation and imaging these are all-in-one high-transmission deep sky filters.

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    Model#: OSRIFNEB2

    Regular Price: $105.00

    Special Price: $99.75

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