The Stellarvue 13x80mm FinderScope with Standard Reticle F80M2 is the perfect telescope accessory to your Stellarvue Telescope. This F80 Finder Scope by Stellarvue features a high precision, fully multi-coated 80mm clear aperture F4 objective, baffled tube, rotating back (requires some finder re-alignment after rotation), fully multi-coated correct image erecting prism, 1.25" helical focuser, E3023R fully multi-coated eyepiece, and a focusing, glass reticle.
Now included, a separate 2" helical focuser. Unthread the rear (prism and 1.25" focuser) and thread on a 2" helical focuser for straight through viewing with your porthole view 2" eyepieces. With all these amazing features, the Stellarvue 13x80 F-80 Finder-Scope still weighs only 2.5 pounds!
Note: Mounting ring systems sold separately