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ArcticMyst Security by Avery

need input

Joined
Jan 13, 2011
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What principles or keywords should I look up or study to further understand why a piece of glass does not diminished the power of a laser beam???



Thank you to anyone that helps me
 





Joined
Jan 2, 2009
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Glass does diminish the power of a laser. The raw output is higher than with optics in front of it.

The coating on the optics make for less losses.
 




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