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  1. J

    Difference in Collimating Lenses?

    Hey again everyone, my last post was talking about problems with creating a 300mw laser with one of those cheap laser diodes from eBay. Since then, I've go that working, and have also made a 200ish mw blu-ray laser from a blu-ray sled laser diode. I have pulsed it at like 80Hz with a 555...
  2. J

    Buying Naked Diodes

    G'Day there again folks. So yesterday I managed to get my 300mw 808nm infrared laser running. I made it by buying the diode, and the housing, and each part individually off eBay. Basically its not burning anything yet, (due to either batteries not rated to put out enough mA, or just scummy...
  3. J

    First Laser Diode acting like LED

    Hey guys, this is my first post, but I've been following this site for a long long time. I have finally ordered in all my parts to make a LM317 laser driver for my 300mw 808nm laser diode. And I connected everything up after testing, and all went well. The laser diode came on at an output of...




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