Smart lens

Google’s vision (sorry) of smart contact lenses that monitor glucose levels in diabetics are one step closer to reality as it signed a commercial licensing deal with Alcon, the eyecare division of the pharmaceutical giant Novartis.

The lens uses sensors to measure the glucose content of tears and transmit that data to a smartphone app that automatically alerts users if their levels are too high or too low. Google reported back in January that it has completed several clinical trials, and that it would be partnering with other companies to manufacture the devices … 
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