Making Large Telescope Mirrors
36:01
Telescope Mirror Making: Superb Polish with Cheap "Slow, Messy" Slurry
1:21:41
Palomar Observatory: A History
6:21
Making the mirrors for the Giant Magellan Telescope at the University of Arizona
53:51
Mirror Quality Part II
32:52
Cutting telescope mirror blanks out of a thick glass tabletop
1:32:29
Adaptive Optics at Palomar Observatory
9:12
How to Wrangle a Giant Telescope Mirror
16:01