A look at Metalenz, which aims to replace multiple lens elements in smartphone cameras with a single lens system that utilizes optical metasurfaces technology (Julian Chokkattu/Wired)

Julian Chokkattu / Wired:
A look at Metalenz, which aims to replace multiple lens elements in smartphone cameras with a single lens system that utilizes optical metasurfaces technology  —  The optics in your smartphone have been pretty much the same for more than a decade.  That's about to change.