Astonishing bionic enables blind to see

Limited trials of a bionic eye that could restore sight to the blind have produced "astonishing" results, says a new study. The tiny implantable microchip permitted patients, who had given up on seeing again, read a clock and identify daily objects.
http://ummid.com/news/2011/November/22.11.2011/bionic_enables_blind_to_see.htm