Orion Astronomical Filters

Orion Telescopes and Binoculars is one of the largest brands of quality optics for amateur astronomers and outdoor enthusiasts in North America. Orion filters offer some of the best values available in both planetary and nebular filters. The Orion UltraBlock is one of the most popular nebular filters available today. Orion also offers a number of specialized filters for astrophotography.

Orion Hydrogen-Beta Nebula Filters

Orion Hydrogen-Beta Nebula Filters may be the only way to see the faint and elusive Horsehead, California, and Cocoon Nebulas. It blocks everything but the hydrogen-beta light these faint nebulas emit, providing the contrast needed for viewing.

From: $105.95

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Orion LRGB Astrophotography Filter Sets

Take your astrophotography to the next level with Orion's LRGB (Luminance / IR cutoff, Red, Green, and Blue) filters. Our 1.25"/2" LRGB filters are useful for a variety of imaging systems including larger format CCDs.

From: $205.95

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Orion Luminance IR-Cut Off Filter

Orion Luminance/IR-Cut Filter blocks ultraviolet (UV) and infrared (IR) wavelengths for higher contrast CCD images. Advanced coatings applied to the precision polished optical glass minimize in-band reflections.

$49.99

Orion Mars Observation Filter, 1.25"

05599 Orion - Mars filter 1.25 inch The custom-designed Mars Observation filter enhances contrast of virtually all surface features. Dielectric coatings transmit violet/blue (<505nm) and orange/red (>615nm) wavelengths where detail is rich.

$39.96

Orion Mars Observation Filters, 1.25"

The custom-designed Mars Observation filter enhances contrast of virtually all surface features. Dielectric coatings transmit violet/blue (<505nm) and orange/red (>615nm) wavelengths where detail is rich.

$60.76

Orion Moon Filters

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.

From: $19.95

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Orion Oxygen-III Nebular Filters

Orion Oxygen-III filters provides extremely selective filtration to bring out elusive detail in diffuse and planetary nebulae.

From: $105.95

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Orion SkyGlow Astrophotography Filters

Orion SkyGlow Imaging Filters suppress up to 99% transmission of specific wavelengths responsible for light pollution. This enables longer exposure times without background saturation due to sky glow.

From: $125.95

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Orion SkyGlow Broadband Light-Pollution Filters

Orion SkyGlow Broadband Light-Pollution Filters are an advanced multilayer "interference" filter that blocks the most common wavelengths of light pollution while passing desirable wavelengths with very little attenuation.

From: $74.99

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Orion UltraBlock Narrowband Nebular Filters

Orion UltraBlock narrowband nebular filters dramatically improves views of emission and planetary Nebulae.

From: $94.95

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Orion V-Block Anti-Fringing Filters

With refractors, it's normal to see some purple fringing or halos around bright objects such as the planets, Moon, and bright stars.

$52.76

Orion Variable Polarizer 1.25"

This versatile 1.25" Orion Variable Polarizing Telescope Filter acts like a dimmer switch for your telescope, toning down the brightness of the Moon or planets to a comfortable level and revealing more surface details.

$39.95

Orion Xtra Narrowband 1.25" Filters

Orion Xtra Narrowband 1.25" Filters, Imaging with extra-narrowband filters is the latest technique used by amateur astronomers for producing striking, high-contrast color CCD astrophotos of emission nebulas.

From: $134.95

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Orion Xtra Narrowband 2" Filters

Imaging with Orions Xtra-Narrowband Filters is the latest technique used by amateur astronomers for producing striking, high-contrast color CCD astrophotos of emission nebulae.

From: $359.95

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