Closeup of Laser Beams in Fog

689 views · Published 16 May 2011 · 1:10 · Indexed 22 September 2026

Channel: Bill Gilmour · 2011 · Science & Technology

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Superimposed red, green, and blue laser beams are passing through fog. The camera is at 90 degrees to the beams, and the individual fog particles can be seen moving through the beams. My camera makes the 445nm blue look bright purple. Oh well ...

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