The controller was in a small metal enclosure, and it was easy to simply unplug the two axis and the laser control cable ... of a stretch since at this power level, you’ll have trouble cutting ...

This is exactly what [bitluni] did in a recent video, meshing together said laser diode, UV-sensitive PLA, stepper motors and two mirrors with an Arduino-based controller to create a rather ...

The secret stage, known as Laser Hell, can be found by entering a specific sequence of switch presses on the elevator in the ...