A new bionic eye could restore vision to the profoundly blind. A prototype was tested on six patients and ‘within a few weeks all could detect light, identify objects and even perceive motion again. For one patient, this was the first time he had seen anything in half a century.’ The user wears a pair of glasses that contain a miniature camera and that wirelessly transmits video to a cellphone-sized computer in the wearer’s pocket. This computer processes the image information and wirelessly transmits it to a tiny electronic receiver implanted in the wearer’s head.
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