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Here's an optical tube assembly (OTA) version our ever-popular Orion ShortTube 80 refractor telescope.The ShortTube 80 Refractor Telescope Optical Tube Assembly is ideal for use as a dedicated guide scope for guided astrophotography pursuits. The fast f/5.0 optical tube provides an expansive wide field-of-view which makes guide star acquisition a breeze. A featherweight contender weighing in at a mere 2.95 lbs., the ST80 OTA can easily be added to virtually any astrophotography set-up without exceeding your imaging-capable equatorial (EQ) mount's payload capacity.
Product Title: Orion Telescopes ShortTube 80 Refractor Telescope Optical Tube Assembly
Manufacturer: Orion Telescopes
Parent Retsku: B000OZ9H1O