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2" Filters

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  1. 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

  2. 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

  3. 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

  4. 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

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