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hfsktr
on Oct 6, 2013
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How do you turn a chunk of glass into a telescope ...
I had no idea about the spheres so I looked up one of those videos. This one seemed to show some of the stages and the machine going. Really cool.
http://www.youtube.com/watch?v=FVbACw0jhmU
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http://www.youtube.com/watch?v=FVbACw0jhmU