Telescope Making Projects 8.75in Ultralight Dobsonian 8.5in F8 1930’s Equatorial Newtonian 8in Collapsing Scope 20in F4.8 Computerized Dobsonian Bearingless Crayford Focuser 12in F3.3 RFT Share this:TwitterFacebookLike this:Like Loading...
Marco's Telescope Making 