Orion ShortTube 80 Refractor Telescope Optical Tube Assembly

Orion ShortTube 80 Refractor Telescope Optical Tube Assembly

•An ideal refractor telescope optical tube assembly for use as a guide scope with a CCD autoguider, or for wide-field observations
•Fast, wide field-of-view optics excel at guide star acquisition and viewing expansive celestial objects
•Fully multi-coated 80mm aperture f/5.0 optics deliver bright, wide-field images with sharp resolution
•Weighs just 2.4 lbs. and measures 15" long - can easily be added to an astrophotography system without overloading your telescope mount
•Sold as optical tube assembly only without accessories - accessories sold separately

Here's a newly upgraded version of our ever-popular Orion ShortTube 80 Telescope Optical Tube Assembly (OTA) that's that's ideal for use as a guide scope for guided astrophotography pursuits. The fast f/5.0 optical tube provides an expansive wide field-of-view making guide star acquisition a breeze. A featherweight contender weighing in at a mere 2.4 lbs., the ST80 OTA can easily be added to virtually any astro-imaging set-up without exceeding your imaging-capable EQ mount's payload capacity.

The ShortTube 80 OTA also makes a perfect wide-field visual telescope for perusing large swaths of the night sky. Pop it on your favorite Orion telescope mount and you've got one nifty, portable star probe. You'll love its bright, wide-field views. Its fully multi-coated 80mm objective lens and 400mm focal length (f/5.0) are perfect for scanning the night sky. Add your favorite eyepieces, diagonal, and finder scope (all sold separately) and you're ready for daytime or nighttime visual adventure. The Orion ShortTube 80 Telescope Optical Tube reels in bright deep-sky objects and gets you in tight on solar system targets. During daylight hours, the ST80 performs admirably as a terrestrial spotting scope, yielding contrasty views with crystal clarity. Achieve a correctly oriented daytime view by adding a 45-degree correct-image diagonal (sold separately). Sold as Telescope Optical Tube Assembly, no accessories included.

Orion 105mm ID Pair of Guide Scope Rings

•Two cast-metal rings designed to hold dedicated guide scopes up to 80mm in aperture for guided astrophotography pursuits
•Each ring features three alignment screws for precise alignment of guide scope with telescope used for astrophotography
•Interior diameter of each guide scope ring is 105mm - using with guide scopes up to 80mm provides ample alignment adjustment range
•Non-marring nylon alignment screws will not scratch guide scope finish during alignment adjustments
•Rings attach to guide scope ring mounting plate (sold separately) with two 1/4"-20 hex-head cap screws (included)

You are buying from an authorized Orion Telescope & Binocular UK dealer.