Telescope Mirror Making

Grinding a 25-Inch F3 Telescope Mirror: Thinning and Flattening the Back

Telescope Mirror Making: Part 1




Telescope Mirror Making: Part 2, Hogging to depth


Telescope Mirror Making: Part 3, Rough Grinding


Telescope Mirror Making: Part 4, Fine Grinding






Parabolizing a 20" Mirror, Part 1: Preparations