Ahh, midterms. Some students blow off steam between study sessions by playing video games or just zoning out. While those kids were all distracted, [Justinwong777] and his buddy [Brett] found a bunch ...

Afterglow is a presentation system that allows you to draw and point on a projector screen using a laser pointer and a PC. First announced way back in 2007, the system is now available online for ...

This hack was linked a bit back in February, but it just didn’t get a decent write up. They used this 5000 lumen projector, a zoom lens video camera and a 60mw green laser pointer to generate ...

Makers Justin and his friend Brett have created a fantastic DIY joystick-controlled laser drawing machine powered by an Arduino development board. The framework has been constructed from laser-cut ...