New glasses bring tears to the eyes

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Masunaga Optical Manufacturing Co has come up with a high-tech solution for obsessive video-gamers and bookworms whose eyes dry out from lack of blinking. The company said Tuesday that its “Wink Glasses” — retailing for 40,000 yen — were an answer to the ocular dehydration caused for instance by prolonged computer use.

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When a sensor detects that the wearer has not blinked for more than five seconds, the glasses “fog up” by gradually making a liquid crystal display over one eye turn opaque. A simple blink clears the lens again.

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