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1,663,558 results
how does a laser work
diy laser diode
chemical laser
fiber laser
diy laser projector
excimer laser
dye laser
ruby laser
hair cutting
semiconductor laser
Lasers changed everything. Despite how exotic they appear, there's one you can build with ordinary supplies. It's incredibly ...
363,002 views
3 years ago
Dye lasers are amazing because they are a high power source of laser light in essentially any color. And best of all you can switch ...
1,082,672 views
1 year ago