GSO 2'' Dual Speed Focuser For SCT
RM 140.40
GSO 2'' Dual Speed Focuser For SCT
A Must Accessories For For SCT User. The 2'' Dual Speed Focuser Provide Precision Focusing Needed For Sharp View Of Lunar/Planetary View. External Focuser Allow User To Focus Without Moving The Primary Mirror - Eliminating Mirror Or Focuser Shift Common In SCT Telescope. This Give Better Astrophotography Results As Well