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Date: 05/10/01 at 8:16 PM
Posted by: Protus Tanuhandaru
E-mail: protust@hotmail.com

In Reply to: Portrait holography and ruby lasers posted by Ron Michael on 01/07/01 at 1:45 AM:

hi

I'm kinda new with this kind of stuff

How big is the power of the laser that can really hurt your eye or damage other thing? And what is its wavelenght? What is the difference between CO2 and Helium-Neon?

thanks...

Protus

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