Engineers in Israel are developing a contact lens they say will allow the blind to recognise objects by feel rather than sight. The lens is being designed to translate electrical signals into shapes ... more 
Engineers in Israel are developing a contact lens they say will allow the blind to recognise objects by feel rather than sight. The lens is being designed to translate electrical signals into shapes on the cornea, producing a tactile effect similar to Braille on the fingertips. Rob Muir has more. less 
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Fri, May 9, 2014 12:00 PM EDT