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Re: PERMANENT THREAD: Ebay& other internet FINDS of interest- read all the OP please
I have one of those that does about 12mW and I can even see the beam (very faint). Mine seems above 450nm, as it doesn't have much of a shade of violet.
I have one of those that does about 12mW and I can even see the beam (very faint). Mine seems above 450nm, as it doesn't have much of a shade of violet.