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  1. Levenhuk - 1.25" Ra H-Beta Filter

    Levenhuk - 1.25" Ra H-Beta Filter

    Levenhuk Ra H-Beta 1.25'' filter may be used for deep-sky observations of emission nebulae and other marvels. Apart from enhancing the contrast of observed objects, this filter suppresses up to 90% of light.

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    Model#: 45129

    Available - Ships in 2-4 Days

    $97.95

  2. Levenhuk - 2" Ra UHC Filter

    Levenhuk - 2" Ra UHC Filter

    Levenhuk Ra UHC 2'' filter is a great accessory for deep-sky observations under urban illumination conditions. This filter has a 0.92 transmittance

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    Model#: 35437

    In Stock

    $98.95

  3. Levenhuk - 80mm Solar Filter

    Levenhuk - 80mm Solar Filter

    Levenhuk solar filters are made using the special Baader Planetarium film of German make. With them, you can safely observe ... Learn More
    Model#: 28080

    Available - Ships in 2-4 Days

    $19.95

  4. Levenhuk - 1.25" Optical Filter #25 (Red)

    Levenhuk - 1.25" Optical Filter #25 (Red)

    Levenhuk 1.25" Optical Filter #25 (Red) has a barrel diameter of 1.25" and transmits up to 14% of visible light. With this filter, you can study the minutest details of celestial objects—such as ... Learn More
    Model#: 28088

    In Stock

    $19.95

  5. Levenhuk - 1.25" Ra CLS' Filter

    Levenhuk - 1.25" Ra CLS' Filter

    Levenhuk Ra CLS 1.25'' filter is capable of enhancing the contrast of observed nebulae and other deep-sky objects, which will be very useful for those who often stargaze in the city.

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    Model#: 45130

    In Stock

    $59.95

  6. Levenhuk - 2" Ra O-III Filter

    Levenhuk - 2" Ra O-III Filter

    Levenhuk Ra O-III 2'' filter is a narrow-passband filter with a barrel diameter of 2'' that transmits wavelengths of the visible spectrum within 150 Å (15 nm) range.

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    Model#: 35436

    In Stock

    $94.95

  7. Levenhuk - 120mm Solar Filter

    Levenhuk - 120mm Solar Filter

    Levenhuk solar filters are made using the special Baader Planetarium film of German make. With them, you can safely observe ... Learn More
    Model#: 28084

    In Stock

    $24.95

  8. Levenhuk - 1.25" Optical Filter #12 (Yellow)

    Levenhuk - 1.25" Optical Filter #12 (Yellow)

    Levenhuk 1.25" Optical Filter #12 (Yellow) has a barrel diameter of 1.25" and transmits up to 74% of visible light. With this filter, you can study celestial objects—such as ... Learn More
    Model#: 28090

    In Stock

    $19.95

  9. Levenhuk - 1.25" Optical Filter #80A (Blue)

    Levenhuk - 1.25" Optical Filter #80A (Blue)

    Levenhuk 1.25" Optical Filter #80A (Blue) has a barrel diameter of 1.25" and transmits up to 30% of visible light. With this filter, you ... Learn More
    Model#: 28091

    In Stock

    $19.95

  10. Levenhuk - 2" Ra H-Beta Filter

    Levenhuk - 2" Ra H-Beta Filter

    Levenhuk Ra H-Beta 2'' filter is used for observations of deep-sky objects, such as emission nebulae (H II) and others.

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    Model#: 35438

    Available - Ships in 2-4 Days

    $119.95

  11. Levenhuk - 102mm Solar Filter

    Levenhuk - 102mm Solar Filter

    Levenhuk solar filters are made using the special Baader Planetarium film of German make. With them, you can safely observe the Sun without having to worry about ... Learn More
    Model#: 28082

    In Stock

    $24.95

  12. Levenhuk - 90mm Solar Filter

    Levenhuk - 90mm Solar Filter

    Levenhuk solar filters are made using the special Baader Planetarium film of German make. With them, you can safely observe the Sun without having to worry about permanent eye damage. These filters ... Learn More
    Model#: 28081

    Available - Ships in 2-4 Days

    $24.95

  13. Levenhuk - 1.25" Optical Filter #21 (Orange)

    Levenhuk - 1.25" Optical Filter #21 (Orange)

    Levenhuk 1.25" Optical Filter #21 (Orange) has a barrel diameter of 1.25" and transmits up to 56% of visible light. With this filter, you can study the minutest details of celestial objects—such as ... Learn More
    Model#: 28089

    In Stock

    $19.95

  14. Levenhuk - 2" Ra CLS Filter

    Levenhuk - 2" Ra CLS Filter

    Levenhuk Ra CLS 2'' filter is capable of enhancing the contrast of observed nebulae and other deep-sky objects, which will be very useful for those who often stargaze in the city.

    ...
    Learn More
    Model#: 35439

    In Stock

    $84.95

  15. Levenhuk - 1.25" Ra UHC Filter

    Levenhuk - 1.25" Ra UHC Filter

    This filter was designed for observations of dim and low-contrast deep-sky objects. The passband includes the Hβ wavelength (4861 Å) and the OIII doublet (4959 Å and 5007 Å).

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    Model#: 45128

    In Stock

    $68.95

  16. Levenhuk - 76mm Solar Filter

    Levenhuk - 76mm Solar Filter

    Levenhuk solar filters are made using the special Baader Planetarium film of German make. With them, you can safely observe the Sun without having to worry about permanent eye damage. These filters fit ... Learn More
    Model#: 28079

    In Stock

    $19.95

  17. Levenhuk - 1.25" Optical Filter #58 (Green)

    Levenhuk - 1.25" Optical Filter #58 (Green)

    Levenhuk 1.25" Optical Filter #58 (Green) has a barrel diameter of 1.25" and transmits up to 24% of visible light. With this filter, you can study the minutest details of celestial objects—such as ... Learn More
    Model#: 28087

    Available - Ships in 2-4 Days

    $19.95

  18. Levenhuk - 1.25" Ra O-III Filter

    Levenhuk - 1.25" Ra O-III Filter

    Levenhuk Ra O-III 1.25'' filter is a narrow-passband filter with a barrel diameter of 1.25'' that transmits wavelengths of the visible spectrum within 150 Å (15 nm) range.

    ...
    Learn More
    Model#: 45127

    In Stock

    $74.95

  19. Levenhuk - 114mm Solar Filter

    Levenhuk - 114mm Solar Filter

    Levenhuk solar filters are made using the special Baader Planetarium film of German make. With them, you can safely observe the Sun without having to worry about permanent eye damage. These filters fit the ... Learn More
    Model#: 28083

    In Stock

    $29.95

  20. Levenhuk - 127mm Solar Filter

    Levenhuk - 127mm Solar Filter

    Levenhuk solar filters are made using the special Baader Planetarium film of German make. With them, you can safely observe the Sun without having to worry about permanent eye damage. These filters fit ... Learn More
    Model#: 28085

    Available - Ships in 2-4 Days

    $34.95

Items 1 to 20 of 21 total

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