The age of the bifocal is over : a firm call PixelOptics has plan a couple of glasses for which the focal distance can be adjusted at the touch of a button . How long until they can do so much more ?
These drinking glass — in which a layer liquid crystal is aim inside the lens of the eye and , when trip by an electric current , it alter it ’s refractive properties . fit in to Peter Zieman , film director of European sale for PixelOptics :
“ Liquid quartz can change their refractive indicator when an electrical charge is put through them , so wearers can switch between aloofness and reading in the time it takes to blink away … . position in the kind of motion sensing element that are used in the iPhone also allows the methamphetamine hydrochloride to smell out when someone is reading a Good Book or a newspaper publisher and so change the focal distance of the lens system automatically . ”
Now , if they build a couplet with an onboard digital camera and wifi , we ’re in business .
( ViaTelegraph.co.uk )
Technology
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