CHINA is reportedly poised to unveil the “most powerful laser air defence system in the world” at their huge military parade.

The Arduino runs code which allows laser firing sequences to be programmed and executed. [Philip] also provides scripts which show how the Arduino can be interfaced with the open source micro ...

Laser-projector-with-Arduino High quality laser projector for Arduino so that you can create and project images and animations. General purpose is similar to that of a home projector. All files ...

[over9k] used his Arduino to set up a laser trip wire. The laser is mounted along side the Arduino, reflects off of a mirror, and shines on a photoresistor that interfaces via a voltage divider. Th… ...