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Neutral Density & Polarizing Filters

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  1. Lumicon - Filter Variable Polarizer 2"

    Lumicon - Filter Variable Polarizer 2"

    The LF2115, 2" Variable Polarizing Filter, is the all-phase lunar filter for large telescopes. Transmittance is continuously variable from about 5% to 35%. Fits 2" eyepieces.

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    Model#: LF2115

    In Stock

    $94.95

  2. Optolong Neutral Density ND3 Filter - 1.25" Mounted

    Optolong - Neutral Density ND3 Filter - 1.25" Mounted

    The Optolong ND-3.0 Neutral Density Filter can be utilized with a solar wedge or on an eyepiece to decrease the overall brightness of a celestial object without modifying color balance.

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    Model#: ND3-125

    Available - Ships in 2-4 Days

    $49.00

  3. Baader Planetarium - 	Neutral Density 1.8 Filter - 2"

    Baader Planetarium - Neutral Density 1.8 Filter - 2"

    The Baader Planetarium Neutral Density 2" 1.8 Filter is threaded for 48mm metric threads and has a 1.6% transmission rate, making it remarkable for observing the moon with large aperture optical tubes. NOTE: Use the filter with the AstroSolar Density 3.8 Film for safe solar observing.

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    Model#: BPND18

    Available - Ships in 2-4 Days

    $58.00

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