deanm
21-04-2011, 01:58 PM
I know that laser collimators (particularly the holographic type) are widely used on Newts, but what about SC reflectors (eg. Celestron)?
Presumably it's only the optical path that differs, not the principle of achieving accurate collimation...?
Dean
Presumably it's only the optical path that differs, not the principle of achieving accurate collimation...?
Dean