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Opto-electronic contact lenses promise wireless displays

The opportunity to jab yourself in the eye with a tiny computer display is one step closer, thanks to the ongoing work with opto-electronic contact lenses taking place at the University of Washington in Seattle. The lab there has been showing off the latest prototype, the handiwork of Dr. Babak Parviz: a semi-transparent array – including an LED – embedded into a contact lens that receives 330 microwatts of power wirelessly from a nearby RF transmitter. Parviz has been using the prototypes to display biosensor feedback about the wearer's vital signs, but they'll eventually serve as a heads-up display for displaying other data.

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3305d ago