Here's a 'homemade' laser pointer using a 405nm diode - "BluRay". The laser diode is from an xbox hd player and is between 80-100mW. Here it's lighting a wooden safety match (unsharpied) from about a foot away.
See this thread for more info:
http://www.laserpointerforums.com/forums/YaBB.pl?num=1209940381/348
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