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9 products found for

sirius

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Telescopes

Telescope: Orion Apex24535 90mm Catadioptric Telescope Optical Design: Catadioptrics, Optical Diameter: 9...
Telescope: Orion Apex24535 90mm Catadioptric Telescope (Optical Design: Catadioptrics, Optical Diameter: 9...)
This bantam-sized telescope outfit lets you explore the heavens from anywhere your travels take you. The low-profile mount features three thread-on 7-3/4" legs that make it ideal for use on any raised surface- car trunk, picnic table, you name it!...
Telescope: Orion 8" XLT Schmidt-Cassegrain 203mm Catadioptric Telescope Optical Design: Catadioptrics, Optical Diameter: 2...
Telescope: Orion 8" XLT Schmidt-Cassegrain 203mm Catadioptric Telescope (Optical Design: Catadioptrics, Optical Diameter: 2...)
The aluminum optical tube is equipped with a helical focus knob and dovetail mounting rail that fits the Orion SkyView Pro, Sirius, and Atlas mounts and Celestron's CG-5 mount. Also included are a front dust cap and 1.25" visual back, but no other...
Telescope: Orion Atlas 8 EQ-G 40mm 4.9 Reflector Telescope Optical Diameter: 203  mm, Focal Length: 1000 mm, ...
Telescope: Orion Atlas 8 EQ-G 40mm 4.9 Reflector Telescope (Optical Diameter: 203 mm, Focal Length: 1000 mm, ...)
Nights under the stars will never be quite the same with the Atlas 10 EQ-G. They'll be much, much more rewarding. This scope's big 10 optics and newly engineered mount - with GoTo functionality, there is no place you can't go. The handcontroller's...
Telescope: Orion Sirius 9.25 EQ-G 235mm Catadioptric Telescope Here is a "more perfect union" of great optics and state-of-the-art mount than has ever been offered for such an attractive price. These powerful, large-aperture telescopes provide the optical performance, stability, and versatility for visual or...
Telescope: Orion Sirius 8 EQ-G 24285 203mm Telescope Optical Diameter: 203  mm, Focal Length: 1000 mm, ...
Telescope: Orion Sirius 8 EQ-G 24285 203mm Telescope (Optical Diameter: 203 mm, Focal Length: 1000 mm, ...)
Telescope: Orion Sirius 100ED EQ-G 100mm Refractor Telescope Optical Design: Refractor, Focal Length: 900 mm, M...
Telescope: Orion Sirius 100ED EQ-G 100mm Refractor Telescope (Optical Design: Refractor, Focal Length: 900 mm, M...)
This is a telescope for the astronomy purist who wants the pristine, high-contrast images that only a premium apochromatic refractor can deliver and the object-finding precision and convenience that only a well-made GoTo mount can offer.
Telescope: Orion Sirius 8 EQ-G 203mm Telescope 
Telescope: Orion Sirius EQ-G Catadioptric Telescope Optical Design: Catadioptrics, Optical Diameter: 2...
Telescope: Orion Sirius EQ-G Catadioptric Telescope (Optical Design: Catadioptrics, Optical Diameter: 2...)
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...
Telescope: Orion 09969 Catadioptric Telescope Optical Design: Catadioptrics, Optical Diameter: 1...
Telescope: Orion 09969 Catadioptric Telescope (Optical Design: Catadioptrics, Optical Diameter: 1...)
The 180mm Maksutov-Cassegrain optical system has greater light grasp than a 150mm Mak, you'll get brighter images and better resolution. No other optical design can deliver such potent optical specifications in a package.The meniscus lens is fully...
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