BAADER M48 EXTENSION TUBE Optical-Thickness:15mm Half bandwidth 3

Half bandwidth 3

The ZWO ASI 183MC PRO is a cooled colour deep sky camera with the Sony IMX183 CMOS colour sensor

There are cutouts for safety screws on each end of the saddle

high precision micro-geared focuser for use with refracting telescopes

HEQ5 and EQ5

BAADER M48 EXTENSION TUBE Optical-Thickness:15mm Half bandwidth 3The Baader M48 extension tubes have male M48 x 0. 75 threads on one side and female M48 x 0. 75 threads on the other. They can be useful for reaching the precise backfocus distance as required by correctors. It features a knurled ring for easy gripping and safety kerfs to stop accessories such as eyepieces slipping out. Specifications Optical length 5 to 40 mm Clear aperture 45 mm Outer diameter 53 mm Connection telescope side M48 x 0. 75 male