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  1. M

    Red laser w/lens not working as intended.

    Hello boys and girls. Here is my situation: - Driver built for 250mA, tested and functional - Laser diode purchased from DTR: Laser - Lens and housing: link With all of this put together, I cant even make a hole in a kleenex with black sharpie on it. The best I can do is SLOWLY shrink some...
  2. M

    "Continuous ground" or "Isolated from ground"

    Simple question, Can someone explain what those mean? I've searched around and can't seem to find any electrical answers. I am looking at this diode from DTR in particular: Diode Thanks!
  3. M

    Help finding the right LD

    Hello. I need some help finding a laser diode for a CNC project i'm working on. Originally, i intended to use a to-18 i took out of a DVD burner, but i accidentally bent off the positive pin... Could you point me in the direction of some reputable places that will sell me the diode ONLY? I am...
  4. M

    Trouble with homemade DDL

    Hey guys. I have made a DDL, i'll attach the picture further down. The problem I am having is, for starters, the lasers are either very weak, or don't work at all. The laser I purchased: LASER I know I have the circuit done correctly because I had to etch 4 times to get it right. Sometimes...




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