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- Feb 15, 2010
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As a general rule, 532nm's (green) have better divergence then 650nm's (red)Hello.
I have sent the laser back for refund so I can't get it disassembled.
I have just received a Red 200mw old Dilda and I am amazed with the divergence angle of the beam at long distance. Also it burns great.
I wonder whether this level of divergence at long distance focus could be achieved for any of the cheap green lasers?
thanks for your help.