Contact Lens Could Open New Vistas for the Blind
From: Medical Design Technology - 05/12/2014

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.

View a video (1:51) at:
http://www.mdtmag.com/videos/2014/05/contact-lens-could-open-new-vistas-blind

Related:
Blind Can 'Hear' Colors and Shapes
http://www.mdtmag.com/news/2014/03/blind-can-hear-colors-and-shapes