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Orion Focal Reducer
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Celestron f/6.3 Reducer-Corrector for SCTsThis nifty optical element shortens the effective focal length of Schmidt-Cassegrain telescopes by 37%, converting the standard f/10 optical system to a "faster" f/6.3 system (f/7 for the Celestron 14" SCT). The result is a wider field of view, to beRead MoreDetails on Celestron f/6.3 Reducer-Corrector for SCTs
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Vixen Focal Reducer VMC 200LReduces focal length by 0.62x; Optional Direct Wide Photo Adapter 60 and T-Ring needed to mount to camera.Read MoreDetails on Vixen Focal Reducer VMC 200L
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Vixen Focal Reducer - VC200LThis Focal Reducer takes the standard 1800mm (f/9) focal length down to 1278mm (f/6.4). Increasing the field of view and decreasing the exposure time to dramatically increase your density or signal to noise ratio. Optioanl Direct Wide Photo AdapterRead MoreDetails on Vixen Focal Reducer - VC200L
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Meade F/3.3 CCD Focal Reducer/Field FlattenerThe f/3.3 CCD Focal Reducer marks a major advance in high-resolution focal reduction systems. It permits ultra-fast CCD imaging and reduces CCD exposure times by up to 80%. The f/3.3 CCD Focal Reducer threads to the telescope's rear cell and may be used with CCD imagers of any brand and chip dimensions to produce spectacular results. The 3-element 41mm clear-aperture optics are multi-coated to maximize light transmission.A variable T-Adapter that allows a range of f/ratios between f/3 and f/5 on f/10 ...Read MoreIn Stock
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Orion SkyView Pro 180mm GoTo Mak-Cass TelescopeRead MoreHeight: 7.1in
For the most demanding enthusiast, Orion's 180mm Maksutov-Cassegrain Computerized Telescope sets a new standard for superb high-power performance in a remarkably compact design. The 180mm (7.1") Maksutov-Cassegrain optical system has 2,700mm focal leIn Stock
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Orion StarBlast 4.5 Equatorial Reflector TelescopeRead MoreReal Angle of View: 66deg - Mount Type: Equatorial - Focal Length: 15mm
The Orion StarBlast 4.5 EQ combines the much-heralded StarBlast wide-field (f/4.0) parabolic optics with a sturdy, adjustable-height EQ-1 equatorial tracking mount. The telescope's short focal length serves up a generous chunk of sky in the eyepiece, making it easy for beginners to find objects. This version of the StarBlast offers an even more pronounced wide-field viewing experience, the upgraded telescope eyepieces to include two from the Expanse series 15mm(30x) and 6mm(75x) which have a 66-degrees ...Details on Orion StarBlast 4.5 Equatorial Reflector Telescope
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Orion VersaGo 80ST Altaz RefractorRead MoreMount Type: Altazimuth - Focal Length: 400mm
This is our most versatile go-anywhere astro package. The upgraded ShortTube 80 optical tube assembly sports 400mm focal length (f/5.0) optics, now fully multi-copated for bright, wide-field images. On the VersaGo altazimuth mount the scope glides efDetails on Orion VersaGo 80ST Altaz Refractor
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Orion Observer 70mm Altazimuth Refractor TelescopeRead MoreAperture: 70mm - Mount Type: Altazimuth - Focal Length: 700mm
Our Observer 70 is the perfect telescope for that budding astronomer in your family. This scope excels in both quality and performance. Its 70mm multi-coated achromatic objective lens - focal length 700mm focal length (f/10) - gathers 36% more lightDetails on Orion Observer 70mm Altazimuth Refractor Telescope
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Orion AstroView 100mm EQ Refractor TelescopeRead MoreHeight: 3.9in - Aperture: 100mm - Focal Length: 600mm
Without a doubt this telescope is designed for someone serious about quality! With its 100mm (3.9") multi-coated objective lens and baffled optical tube, you get uncompromising bright, high-contrast images. Plus, its fast focal length of 600mm (f/6)Details on Orion AstroView 100mm EQ Refractor Telescope
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Orion AstroView 120ST EQ Refractor TelescopeRead MoreHeight: 4.7in - Aperture: 120mm - Focal Length: 600mm
Our AstroView 120ST is a compact, rich-field refractor designed for observation of nebular clouds, star clusters, and even galaxies. Its multi-coated achromatic objective lens has a 120mm (4.7") clear aperture and has a focal length of just 600mm (fDetails on Orion AstroView 120ST EQ Refractor Telescope
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Orion 180mm Maksutov-Cassegrain OTA TelescopeRead MoreHeight: 7.1in
Looking for something to satisfy your appetite for power? Try a big Mak! For the most demanding enthusiast, our new 180mm Mak sets a new standard for planetary performance in a remarkably compact design. With 7.1" of aperture and that long focal lengIn Stock
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Orion AstroView 6 EQ Reflector TelescopeRead MoreFocal Length: 750mm
If you're ready to graduate from a small scope or want your first scope to have more light-gathering power than typical starter scopes, step up to the AstroView 6. Its 150mm parabolic mirror has a focal length of 750mm (f/5), so it offers generous wiDetails on Orion AstroView 6 EQ Reflector Telescope
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Orion EON 80mm ED Apochromatic RefractorRead MoreAperture: 80mm - Focal Length: 500mm
The EON 80ED is an imager's dream scope. The 500mm focal length yields an f-ratio of 6.25. So the EON 80ED gives you brighter images, a wider field of view, and allows shorter exposures of deep-sky objects. The 80mm air-spaced doublet lens is craftedDetails on Orion EON 80mm ED Apochromatic Refractor
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Orion Sirius 80ED EQ-G Refractor Telescope with GoTo ControllerRead MoreMount Type: Equatorial
As numerous customers have shown, the ED80's short focal length and superb apochromatic optics make it a great telescope for astrophotography. And now we've coupled it with a state-of-the-art equatorial GoTo mount that provides the stability and precDetails on Orion Sirius 80ED EQ-G Refractor Telescope with GoTo Controller
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Orion SkyView Pro 180 Maksutov-Cassegrain TelescopeRead MoreHeight: 7.1in - Aperture: 180mm - Focal Length: 2700mm
For the most demanding enthusiast, our 180mm Mak sets a new standard for superb high-power performance in a remarkably compact design. The 180mm (7.1") Maksutov-Cassegrain optical system has 2,700mm focal length (f/15). With 44% greater light grasp tDetails on Orion SkyView Pro 180 Maksutov-Cassegrain Telescope
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Orion Sirius 100ED EQ-G Refractor Telescope with GoTo ControllerRead MoreMount Type: Equatorial
As numerous customers have shown, the ED100's short focal length and superb apochromatic optics make it a great telescope for astrophotography. And now we've coupled it with a state-of-the-art equatorial GoTo mount that provides the stability and preDetails on Orion Sirius 100ED EQ-G Refractor Telescope with GoTo Controller
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Orion Sirius 8 EQ-G Reflector Telescope with GoTo ControllerRead MoreFocal Ratio: 6
To capture dramatic celestial portraits with a film or digital SLR or an astronomical CCD camera, you'll need a solid mount with excellent tracking and guiding capability and, ideally, a telescope with a large aperture and a focal ratio of f/6 or lesDetails on Orion Sirius 8 EQ-G Reflector Telescope with GoTo Controller
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Orion 120mm f/5.0 Refractor Tube AssemblyRead MoreHeight: 4.7in - Aperture: 120mm - Focal Length: 600mm
This compact, large-aperture refractor is perfect for deep-sky pursuits. Its 120mm (4.7"), multi-coated achromatic lens assembly and modest 600mm focal length combine to provide breathtaking wide-field views. With an optional 25mm Plossl eyepiece, thDetails on Orion 120mm f/5.0 Refractor Tube Assembly
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Orion 80mm f/11.4 Refractor Tube AssemblyRead MoreAperture: 80mm - Focal Length: 910mm
This quality 80mm refractor makes the perfect guide scope for doing long-exposure astrophotography. The 80mm-diameter air-spaced achromatic lens has a focal length of 910mm (f/11.4) and provides plenty of light collection for targeting faint guide stDetails on Orion 80mm f/11.4 Refractor Tube Assembly
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Orion Sirius EQ-G GoTo 180mm Mak-Cass TelescopeRead MoreHeight: 7.1in - Aperture: 180mm - Focal Length: 2700mm
For the most demanding enthusiast, our 180mm Mak sets a new standard for superb high-power performance in a remarkably compact design. The 180mm (7.1") Maksutov-Cassegrain optical system has 2,700mm focal length (f/15). With 44% greater light grasp tIn Stock
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