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  1. 2" Extra-Narrowband oxygen III Filter by Orion

    Orion - 2" Extra-Narrowband Oxygen III Filter

    If you're using a monochrome CCD camera like Orion's Parsec 8300M, these specialized "line" filters are the perfect complement.

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    Model#: 05545
    Orion Imaging Sale ends May 31st, 2015!

    Regular Price: $369.99

    Special Price: $332.99

  2. Orion - 2" Extra-Narrowband Sulfur-II Filter

    Orion - 2" Extra-Narrowband Sulfur-II Filter

    Effectively blacken the background sky with extra-narrowband filters to produce striking, high-contrast astrophotography of emission nebulae. Orion's 2" Extra-Narrowband Sulfur-II Imaging Filter will do just that. It is ideal for use with monochrome CCD cameras like Orion's Parsec 8300M.

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    Model#: 05546
    $359.95

  3. Orion - 2" Extra-Narrowband Hydrogen Alpha Filter

    Orion - 2" Extra-Narrowband Hydrogen Alpha Filter

    Filter for astrophotography transmits 90% of light at 656.3nm wavelength (H-alpha).

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    Model#: 05547
    $359.95

  4. Orion - 2" Extra Narrowband Filter Set

    Orion - 2" Extra Narrowband Filter Set

    These specialized astrophotography filters pass select wavelengths and essentially block all other wavelengths of light, including light pollution, so you can capture images in less than ideal conditions.

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    Model#: 25545
    $969.95

  5. Orion 2" moon filter

    Orion - 2" Moon Filter

    Orion 2" Moon Filter 05594 allows you to look at the moon and pick up the detail on the surface by cutting the brightness.

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    Model#: 05594
    $29.99

  6. 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#: 05599
    $49.99

  7. Orion 1.25" Jupiter Observation Eyepiece Filter

    Orion - 1.25" Jupiter Observation Eyepiece Filter

    This useful and affordable blue Orion Jupiter Observation filter for 1.25” telescope eyepieces will significantly increase contrast of the main cloud belts of Jupiter.

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    Model#: 05188
    $19.99

  8. Orion 1.25" Luminance/IR Cutoff Astrophotography Filter

    Orion - 1.25" Luminance/IR Cutoff Astrophotography Filter

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    Model#: 05564
    Orion Imaging Sale ends May 31st, 2015!

    Regular Price: $53.03

    Special Price: $47.73

  9. 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#: 05579
    Orion Imaging Sale ends May 31st, 2015!

    Regular Price: $168.29

    Special Price: $151.46

  10. 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#: 05582
    $159.99

  11. 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#: 05583
    $109.99

  12. Orion 2" Hydrogen-Beta Nebula Eyepiece Filter
  13. 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#: 05587
    Orion Imaging Sale ends May 31st, 2015!

    Regular Price: $189.71

    Special Price: $170.74

  14. Orion 1.25" Mars Observation Eyepiece Filter Set

    Orion - 1.25" Mars Observation Eyepiece Filter Set

    You may not see little green guys with antennae, but you will resolve plenty of subtle features with this Orion Mars-optimized telescope filter set. It consists of three 1.25" glass filters in threaded aluminum cells:

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    Model#: 05591
    $79.99

  15. Orion 3.68" ID Set of Binocular Solar Filters

    Orion - 3.68" ID Set of Binocular Solar Filters

    Who said you have to be in the dark to do astronomy? Turning your binoculars to the Sun is fun and educational when you have protective full-aperture solar filters installed.

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    Model#: 20000
    $133.99

  16. Orion 4.57" ID Set of Binoculars Solar Filters

    Orion - 4.57" ID Set of Binoculars Solar Filters

    Who said you have to be in the dark to do astronomy? Turning your binoculars to the Sun is fun and educational when you have protective full-aperture solar filters installed.

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    Model#: 20001
    $154.99

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

    Orion - Deluxe Stargazer's 1.25" Eyepiece Filter Set

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    Model#: 05590
    Orion Imaging Sale ends May 31st, 2015!

    Regular Price: $152.99

    Special Price: $137.69

  18. 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#: 05598
    $19.99

Items 21 to 38 of 38 total

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