Hello, I was hoping some people could educate me a little bit. If I'm after a very bright, easy to see beam, what wavelength would work best? Also, does a brilliant beam mean extreme heat? Or is it possible to get a nice visible beam without burning everything in sight?
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Hi everybody, Ok, I bought a black Gatling looking light saber type deal...69 bucks. Looks like a violet color beam. It says "class 111a, wave length 450nm, 5mw, beam dimensions 500-10,000, adjustable focus.". It was shipped from New Jersey, but I'm guessing it's Chinese because the directions...