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Smart glasses switch focus in an instant

By - Source: Tom's Hardware US | B 0 comment

Glasses that change from "long distance" to "reading" mode at the flick of a switch could prove a revelation for many wearers.

Researchers have developed a prototype that uses liquid crystals to change focus in an instant, thus preventing the eye strain induced by wearing conventional bifocal glasses.

Read the complete story here. (New Scientist)

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