This incredibly tiny camera is the size of a grain of salt

This tiny camera is about the size of grain of salt yet captures full-color images at the quality of a conventional lens 500,000 times larger. Developed by researchers at Princeton University and the University of Washington, the lens isn't made from curved glass or plastic like traditional lenses but rather a flat surface, just a half a millimeter wide, and studded with 1.6 million cylindrical posts. — Read the rest