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    LASER Bible : List of everything you need to buy or build a laserpointer or projector

    Hi, I'm new to building lasers. I'm working on an art project that will use diffracted beams (5mw) from green, violet, and red lasers. I want to have the lasers be constantly powered, but have read that doing so on inexpensive modules might kill the diode, or greatly dim the effect of the...