Flat lens

A flat lens is a new technology . They are based on electromagnetic metasurfaces. They are ultrathin surfaces which can be coated to act like a lens.Yu, Nanfang & Capasso, Federico 2014. Flat optics with designer metasurfaces. Nat. Mater. 13: 139–150.  The idea has been widely reported as a major advance in imaging.Pease, Roland 2016. Flat lens promises possible revolution in optics. BBC News Science & Environment. 

 References 

Category:Physics
Category:Manufacturing
Category:Materials science