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Power supply for 5mw red dot laser diode

Thread starter niteshtripathi
Start date Feb 25, 2014

Status: Not open for further replies.

Feb 25, 2014

#1

N

niteshtripathi

Member level 3

Member level 3

what will be good power supply for 5mw red dot laser diode

Feb 25, 2014

#2

Audioguru

Advanced Member level 7

Advanced Member level 7

My laser pen uses only 3 button alkaline battery cells in series. The internal resistance of the cells limits the current.

Status: Not open for further replies.

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