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I recently needed to use fiber optics for another project, and couldn't really find much diy info or a cheap way of coupling fiber to a laser diode. I was drawing some bits for a local guy to machine, and thought there's got to be an easier way than basically making a mini optics bench with...

Delete please..

As soon as my first 445 diode came in the post, I put it straight into my "old" PHR laser. Its about the same size as an 18650 cell so "pocket rocket" is a pretty good description at 680ma. Gets warm in 30 seconds though. I'm still waiting for some parts for my larger hosts which I will run at...

Had a shock a few weeks ago, last time I was on this site Bluray was the latest thing. "A watt of BRIGHT blue for a few notes!!??" Got my bits, and some empty Cree C6 from Dx, and set about replacing the tiny pill with a decent heatsink. With over a watt, I wanted to be able to adjust the...