OpenLase is designed to work with typical DIY laser scanners that use sound cards as DACs. This is the first laser projector that I built to go along with it. It is by no means perfect, and indeed, quite a few things could be improved. It’s relatively simple though, and it should be straightforward to duplicate. Overall view Overall view There are four main parts to the scanner: the digital-to-analog converter (DAC) (and associated control circuitry), the emitter subsystem, the scanning sub...
