(PA ) Developer Dr Stephen Hicks, from Oxford University, said he hoped a finished model will be commercially available in around two years.
Smart Spectacles to Help the Blind 'See'
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NOVEMBER 23, 2012
Damien Gayle, Daily Mail

Smart spectacles for the blind that could take the place of white canes and guide dogs may be available in two years, an inventor claims. The devices are designed to prevent 'legally blind' individuals with a small degree of residual vision from bumping into objects. Using tiny stereoscopic cameras within the frames, they project simplified images onto the lenses which shine more brightly the closer the wearer gets to obstacles.
Read more: Daily Mail