How to Make a Telescope - 8 Inch Newtonian Reflector (Part 1)
21:31
How to Make a Pitch lap and Polish a telescope mirror!
20:56
How to Make a Telescope (Part 2)
4:20
Why Do Spinning Liquids Make Great Telescopes?
1:28:31
Telescope Building with John Dobson
30:57
Flock Your Telescope Black - Telescope Fix & Upgrade Challenge (PART 3) Reflactor
10:59
Grinding a 25-Inch F3 Telescope Mirror: Thinning and Flattening the Back
12:06
One of the LARGEST Amateur Visual Telescopes on Earth!!!! 70-inch Aperture!
15:16