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    DIY 190mW Red laser PEN!

    I used the driver rkcstr (180mA) with a Sony SLD1239JL-54 16X DVD Burner Diode. The host is a flashlight pen with an aluminum body. The positive I used 8mm DX magnets and negative is the ground body. I used glass lens from StoneTek. 30s of duty cycle! Any suggestions for improvement? I can...
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    Liquid Sky -  Circuit Help

    Hey guys, Recently I built the Liquid Sky, based on the idea of rog8811(http://www.rog8811.com/liquidsky.htm) using a pc cooler , glass mirror  and 50mW green laser pen running at 3 volts. To adjust the speed of cooler and voltage of laser pen, I built a circuit based on TIP32, powered by 9...
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    YongNuo Air Blower / Dust Cleaner

    Hi everyone, I bought one and am very happy. The material seems of good quality and air pressure is consistent to its purpose. It is an excellent tool to either eliminate the dust artifacts of your laser. Hug, Andre
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    Take a picture of the laser beam  from your w

    This is my first picture when I started with lasers stuff! ;) I live in Manaus, Amazonas - BRA! Hug, Andre
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    Diode voltage and amperage measurement setup

    Hello everyone, I'm new in the hobby and would like to take some questions! :P I did a setup with a regulated source, a red laser module, two multimeters and LPM. The diode is  16x LG DVD burner. I use a multimeter to check voltage and the other I use to check the amperage. I would to now...


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