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  1. Orion Moon Filter 13% Transmission 1.25"

    Orion - Moon Filter 13% Transmission 1.25"

    The 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

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    Model#: ORI-05662

    Available - Ships in 2-4 Days

    $19.99

  2. Orion OIII Nebula Telescope Filter 1.25"

    Orion - OIII Nebula Telescope Filter 1.25"

    1.25in ... Learn More
    Model#: ORI-05581

    Available - Ships in 2-4 Days

    $109.99

  3. Orion 1.25" Orion Mars Observation Eyepiece Filter

    Orion - 1.25" Orion Mars Observation Eyepiece Filter

    The custom-designed Orion Mars Observation filter enhances contrast of virtually all surface features.

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    Model#: ORI-05599

    Available - Ships in 2-4 Days

    $49.99

  4. Orion 1.25" Luminance/IR Cutoff Astrophotography Filter

    Orion - 1.25" Luminance/IR Cutoff Astrophotography Filter

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    Model#: ORI-05564

    Available - Ships in 2-4 Days

    $39.99

  5. Orion 1.25" Sulfur-II Extra-Narrowband Filter

    Orion - 1.25" Sulfur-II Extra-Narrowband Filter

    Now you can capture dramatic Hubble-like CCD images of emission nebulas from the heart of the city or under a full Moon.

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    Model#: ORI-05579

    In Stock

    $139.99

  6. Orion OIII Nebula Telescope Filter 2"

    Orion - OIII Nebula Telescope Filter 2"

    You can't turn up the luminosity on nebulas, but you can crank up the contrast between them and the sky to reveal more of their wondrous detail.

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    Model#: ORI-05582

    Available - Ships in 2-4 Days

    $139.99

  7. Orion 1.25" Hydrogen-Beta Eyepiece Filter

    Orion - 1.25" Hydrogen-Beta Eyepiece Filter

    A Hydrogen-Beta telescope filter may be the only way to see the faint and elusive Horsehead, California, and Cocoon Nebulas.

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    Model#: ORI-05583

    In Stock

    $109.99

  8. Orion 2" Hydrogen-Beta Nebula Eyepiece Filter

    Orion - 2" Hydrogen-Beta Nebula Eyepiece Filter

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    Model#: ORI-05584

    In Stock

    $139.99

  9. Orion 1.25" H-Alpha Extra-Narrowband Filter

    Orion - 1.25" H-Alpha Extra-Narrowband Filter

    Get Great Nebula Images Under City Lights or a Full Moon with the Orion Hydrogen-Alpha Extra Narrowband Astrophotography Filter!

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    Model#: ORI-05587

    In Stock

    $169.99

  10. Orion Deluxe Stargazer's 1.25" Eyepiece Filter Set

    Orion - Deluxe Stargazer's 1.25" Eyepiece Filter Set

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    Model#: ORI-05590

    Available - Ships in 2-4 Days

    $149.00

  11. Orion 1.25" 25% Transmission Moon Filter

    Orion - 1.25" 25% Transmission Moon Filter

    Useful telescope eyepiece filter transmits 25% of incoming light. Ideal for viewing crescent Moon phases and for lunar viewing in smaller-aperture telescopes, for which less dimming is required.

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    Model#: ORI-05598

    Available - Ships in 2-4 Days

    $20.99

  12. Orion 1.25" Dark Frame Imaging Filter

    Orion - 1.25" Dark Frame Imaging Filter

    The Orion 1.25" Dark Frame Imaging Filter eliminates camera noise and hot pixels by blocking light from the imaging sensor to obtain dark frames.

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    Model#: ORI-05451

    Available - Ships in 2-4 Days

    $19.99

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