Last year, [Alvaro] built a laser turret robot for the DEFCONBOTs competition. It worked pretty well, but this year, he decided to step it up a notch. Now instead of moving the entire robot laser ...
Finally, he puts this knowledge to use by building a laser turret based on a pan-tilt platform. The Arduino-driven turret uses two micro servos controlled with pots to move by degrees in X/Y space.