Carl Zeiss — notable manufacturer of lenses for motion picture and consumer cameras — now has the technology for smart glasses that makes use of more than a decade of work on head-mounted displays and two centuries of work on lenses. Best of all, the resulting smart glasses look and feel exactly like ordinary prescription lenses — and, in fact, can combine optical prescriptions and “smart” technology. Zeiss did it by integrating a Fresnel structure into a standard lens, and placing a very small display at the end of the lens. Continue reading CES: Zeiss Comes Up with Optics for Superior Smart Glasses