[Viacheslav] built a plotter that is fast and accurate. He wanted to take it one step further and added a laser in place of the pen. The 300 mW unit does a nice job of wood-burning any pattern sent to ...

This is the gauntlet; a place where things are tortured in ways that only an engineer could appreciate. Today’s victim is a 1.0W green laser module, manufactured by Suzhou Daheng under the brand name ...