Sharpstar F4.5 Reducer for 76EDPH/94EDPH (76EDPH SR/SHRD76) finderscope Spectral curve of the Moon

Spectral curve of the Moon & Skyglow filter

Large SCT/EdgeHD Adapter for Off-Axis Guider

20") Diopter Adjustment Range: ±4 Twilight Factor 40 Relative Brightness: 16 Limiting Stellar Magnitude: Ideal: 12

It is used for optimizing the position of the eyecup in setting the personal viewing position as well as for adapting a camera with M43-thread (eg

Sharpstar F4.5 Reducer for 76EDPH/94EDPH (76EDPH SR/SHRD76) finderscope Spectral curve of the MoonThe 2. 5" 76EDPH f 4. 5 full frame reducer is dedicated for Sharpstar 76EDPH astrograph. At one end of the reducer, there is M741 thread, tapped for the connection to the 76EDPHs reducer and at the other end the reducer, there is M480. 75 thread for the connection of most stock cameras. The back focus is 55mm after the attachment of a camera. The reducer is designed with a three element air spaced lens structure, supporting full frame imaging,