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I tested Baltic birch plywood for lasers!

In this video, I test the quality and performance of Baltic birch plywood on laser engravers. The materials include 1/8" and ...
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High-quality white light produced by four-color laser source

ALBUQUERQUE, N.M. -- The human eye is as comfortable with white light generated by diode lasers as with that produced by increasingly popular light-emitting diodes (LEDs), according to tests conceived ...