$Orion ShortTube 80 Refractor Telescope Optical Tube Assembly$ 9% OFF

Orion ShortTube 80 Refractor Telescope Optical Tube Assembly

Orion $99.99 $109.99 Go to Orion First seen in Nov 2021

Description

It's baack! The affordable optical tube assembly (OTA) version our Orion ShortTube 80 achromatic refractor telescope is back in our lineup, by popular demand.Sold without accessories, 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 achromatic optics provide a wide field of view that makes guide staracquisition a breeze. Its all-metal tube features a rack-and-pinion focuser with drawtube tension adjustment and a molded-in dovetail finder scope base that accepts optional Orion finder scopes. Weighing well under 3 lbs., the ShortTube 80 OTA can easilybe added to virtually any astrophotography rig without exceeding your equatorial mount's payload capacity.The ShortTube 80 OTA also excels as a wide-field visual telescope for exploring large swaths of the night sky or daytime vistas. Equip it with tube rings (sold separately) and pop the telescope onto an equatorial or altazimuth mount and you'll be all setfor astronomical or daytime terrestrial viewing.You'll love this refractor telescope's bright, expansive views. Its multi-coated 80mm achromatic objective lens and short 400mm focal length are perfect for scanning vast vistas. Add your favorite telescope eyepieces, correct-image or mirror diagonal,and finder scope or reflex sight (all sold separately) and you'll have an instrument customized for adventure.The ShortTube 80 Refractor Telescope Optical Tube Assembly measures 15" in length. Its fixed aluminum dew shield extends a full 3-1/4" out from the objective lens to prevent dew formation and block off-axis glare. Another nice feature: the eyepieceholding collar on the focuser drawtube has two thumbscrews to ensure secure lockdown of your guide camera or diagonal. The end of the collar is even threaded with male T2 threads to allow threaded attachment of a DSLR directly to the focuser (with properT-ring) for photography.