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  1. 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.

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    Model#: 45127
    $74.95

  2. 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
    $29.95

  3. 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
    $34.95

  4. Levenhuk - 1.25" Optical Filter #56 (Light Green)

    Levenhuk - 1.25" Optical Filter #56 (Light Green)

    Levenhuk optical filter #56 (light green) has a barrel diameter of 1.25" and transmits up to 53% of visible light. With this filter, you can study the minutest details of celestial objects—such as ... Learn More
    Model#: 28086
    $19.95

  5. 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
    $97.95

  6. 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
    $98.95

  7. 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
    $19.95

  8. 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
    $19.95

  9. 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
    $59.95

  10. 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
    $94.95

  11. 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
    $24.95

  12. 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
    $19.95

  13. 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
    $19.95

  14. 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
    $119.95

  15. 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
    $24.95

  16. 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
    $24.95

  17. 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
    $19.95

  18. 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.

    ...
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    Model#: 35439
    $84.95

  19. 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
    $68.95

  20. 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
    $19.95

Items 1 to 20 of 21 total

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