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    Best & cheapest Blue laser

    Hi there. Anyone have any thoughts on who's got the best deal on 473nm blue lasers these days? Looking for the most reliable and cheapest at the same time... and preferably a pointer style, as opposed to RPL style. The best deal I have found for a 20mW is $501 from Shenzen Lian Chao Future...
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    WTB- blu ray pointers

    Is there anyone out there that wants to make some lasers and some $$? I'm searching for someone with the capability to make some professional looking, dependable blu ray pointers. Will discuss price etc. Let me know if you gots the means and the desire. Thanks.
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    dx 70 mw help with TTL

    Hi. Just got the DX 70 mW red module, and am having difficulty understanding how the TTL is supposed to work. I have a Velleman PCGU-1000 function generator with TTL output, and am wondering how to make this sucker pulse... Have read other posts about the same topic but cannot seem to get the...




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