Smart glasses switch focus in an instant

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

Create a new thread in the UK News comments forum about this subject
This thread is closed for comments
No comments yet
    Your comment