240mW High Powered Custom Red 660nm Laser, Philips 16x DVD-RW Diode, Beam Shots and Burning Tricks

Описание к видео 240mW High Powered Custom Red 660nm Laser, Philips 16x DVD-RW Diode, Beam Shots and Burning Tricks

"Science is exploration. The fundamental nature of exploration is that we don't know what's there. We can guess and hope and aim to find out certain things, but we have to expect surprises." - Charles H. Townes

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