Save money on this Celestron C8 optical tube f/10 2032mm focal length w/ Starbright XLT coatings (superb optics)  *2" visual back adapter * 2" dielectric diagonal. *26mm Apertura SWA Eyepeice Excellent condition with crystal clear optics. Feel free to ask any questions -Michael *comes with CGE style dovetail (same one it comes with from factory) *does not come with finderscope mount or finderscope