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HELP: IR Laser 808nm Polarity?

lq11

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ii heard that 808nm diodes have opposite polarity to red diodes?
is this true?
if not what is it?
thanks..
 

Bluefan

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Usually IR diodes are case positive, the red ones are usually case negative, but that's from the top of my head, you should check it to be sure.
 




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