From Kurtzweil AI - Refocusable pictures

This will be revolutionary:

A computer science Ph.D. student at Stanford University has outfitted a 16-megapixel camera with a bevy of micro lenses that allows users to take photos and later refocus them on a computer using software he wrote. Ren Ng’s camera pits about 90,000 micro lenses between the main lens and sensor. The mini lenses measure all the rays of incoming…