Making a Mirror with a Variable Surface Shape
8:12
Micro Lenses made with Photolithography.
30:43
Making a monolithic telescope Part 3: Figuring & Testing
11:43
Polishing a Small Spherical Mirror Surface on a Glass Blank
27:01
Atomic Layer Deposition of copper - If you like sputtering, you'll love this!
19:42
Why is this Space Telescope so Tiny?
15:29
Parabolic Mirrors - Numberphile
24:29
Make Your Own Optical Lenses
27:44