British scientists defy the laws of physics to create a flat lens that thinks its curved | BAE Systems
Flat elements developed by Harvard could make camera lenses smaller, lighter and better: Digital Photography Review
How to make a flat lens
Volk®1 Single-Use Flat (1 box of 10) – Volk Optical
Development of a novel multifocal lens using a polarization directed flat lens: possible candidate for a multifocal intraocular lens | BMC Ophthalmology | Full Text