Retinal Implants May Improve Sharpness of Images for Blind

"Retinal implants that deliver longer impulses may markedly improve image sharpness for blind individuals, report investigators," according to Science Digest. "Retinal implants (artificial retinas) give people with RP the ability to perceive light, using a system that includes a video camera mounted on a pair of eyeglasses, a video processing unit that transforms images from the camera into wirelessly transmitted electronic signals, and an implanted array of electrodes to stimulate visual neurons." Read more.