Explained: The gold mirrors of the James Webb Space Telescope | Explained News,The Indian Express
Nathan Owen on Twitter: "My design for my 24 inch telescope mirror cell, mirror, and some of the casting I have been doing. http://t.co/Vc4LJHTf7z" / Twitter
Taurus T500 F/4.2 Classic
24" F/6 thin telescope mirror grinding 3/4" plate - ATM, Optics and DIY Forum - Cloudy Nights