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    Optotronics 100mw pen. $100

    Optotronics 100mw green pen.**keeping it*** Decided to keep the pen
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    Optotronics 100mw pen

    WOW. This thing is unreal. The only other green laser I've used before was a 20mw from a friend a few years back. With the 20mw I was in awe at how you could easily point stars out of the sky in an instant. With my 100mw, I can point out galaxies (that's a bad analogy i know). But needless...
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    How different are all the pen lasers from eachother?

    It seems that the optotronics pen style lasers get rave reviews, but they look identical to pretty much every other pen style laser I see on sites like wicked lasers and such. I know the body (host) has little to do with the longevity of a lasers life, and the internal parts are the most...


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