John Dobson Builds a Dobsonian Telescope
Dobson Astro-Initiatives · Tutorial · 1 h 29 min · 2014 · YouTube title: Telescope Building with John Dobson
Why it's here
Recommended to anyone interested in telescope making as a guide from Dobson himself.
What it covers
A roughly 90-minute film of John Dobson building a Dobsonian telescope step by step, including hand-grinding the mirror.