OFFICINA STELLARE RiFAST 300 F/3.8 M56 Glass type

Glass type

238 times the human eye

This model fits on many Sky-Watcher and Celestron focuser tubes with M56 x 1 male threads

On the telescope and camera side it has an M42 thread also known as a T2 thread

OFFICINA STELLARE RiFAST 300 F/3.8 M56 Glass typeThe RiFAST 300 is an astrograph with a new revolutionary optical design proprietary of Officina Stellare, designed by Massimo Riccardi. OPTICAL DESIGN The primary mirror is aspherical and the secondary mirror is spherical, a precise design to make collimation easier. The RiFAST includes a 3 elements flattener of which 2 are aspherical and it is placed near the focus position to avoid any chromatic aberration. The telescope is a native f 3. 8 with a