Telescopes: Crash Course Astronomy #6

Today Phil explains how telescopes work and offers up some astronomical shopping advice.

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How Telescopes Work 1:07
Refractors vs Reflectors 2:50
Technology and the Light Spectrum 7:45

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PHOTOS/VIDEOS
http://en.wikipedia.org/wiki/Galileo_...
http://en.wikipedia.org/wiki/Human_ey...
http://en.wikipedia.org/wiki/Refracti...
http://commons.wikimedia.org/wiki/Fil...
http://www.eso.org/public/images/yb_v...
http://en.wikipedia.org/wiki/Jupiter#...
http://en.wikipedia.org/wiki/Wide_Fie...
http://commons.wikimedia.org/wiki/Fil...
http://commons.wikimedia.org/wiki/Fil...
https://www.youtube.com/watch?v=ui6er...
http://en.wikipedia.org/wiki/William_...
http://commons.wikimedia.org/wiki/Fil...
http://commons.wikimedia.org/wiki/Fil...
https://www.youtube.com/watch?v=RqX9v...
http://pprc.qmul.ac.uk/~still/wordpre...
http://en.wikipedia.org/wiki/VERITAS#...
http://en.wikipedia.org/wiki/Astropho...
http://en.wikipedia.org/wiki/Astropho...
http://en.wikipedia.org/wiki/File:PIA...
http://en.wikipedia.org/wiki/File:NAS...
http://upload.wikimedia.org/wikipedia...
http://upload.wikimedia.org/wikipedia...
http://upload.wikimedia.org/wikipedia...
http://hubblesite.org/newscenter/arch...

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