Telescope Videos
- How A Refractor telescope Works - The Telescope Nerd takes a look at a refractor telescope, shows you the basic parts and explains how it works.
- How a Reflector telescope Works - The Telescope Nerd takes a look at a reflector telescope and shows you the parts and how it works.
- The Two Basic Types of Telescope Mounts: The Alt-azimuth and the Equatorial
The Telescope Nerd 
