Sharpstar 61EDPHIII f/4.4 Full-Frame Reducer (61EDPHIII-FFR) Deep Sky Camera the actual calculated intercept is

the actual calculated intercept is 12

stable mount that is precise and easy to use

5" Accessories Included Finder 9x50 Finder Included Diagonal No Included Eyepieces 25/10 Plossl Magnification w/ Included Eyepieces 60x/150x Included Case No Corrector No

Please do not move the focus ring when in lock status to avoid the damage

Sharpstar 61EDPHIII f/4.4 Full-Frame Reducer (61EDPHIII-FFR) Deep Sky Camera the actual calculated intercept isThe special full frame reducer of 61EDPH : One end of the thread is M68 1, connected to the focuser; the other end of the thread is M48 0. 75 and has a built in 2" filter thread. The back focus is 55mm. If it needs to be extended, the adapter can be screwed down to reveal the M54 0. 75 male thread, and the back focus becomes 75mm. The focuser adopts a quadruplet air spaced structure, supporting full frame imaging. With the reducer, the focal ratio of