Here is a simple Arduino Camping Light project. In this design, only one push button switch is used to control the light output (from a bunch of white LEDs) between off, dim, medium, and full ...

I had this idea of building my own bicycle lighting system totally personalized, the lights would have the exact lighting ...

He had already built a large POV display and now uses a DSLR with long exposure to create light paintings (translated). The Arduino-powered display is built from a strip of 35 RGB LEDs.