
These ‘autofocus’ glasses could soon make bifocals obsolete – by tracking your eyes in real time
Finnish startup IXI is working on glasses with autofocus lenses Built-in sensors track eye movements Liquid crystal lenses adjust focus to match what you’re looking at Squinting to see a sign, tilting your head to look at someone, peering down your nose to read a menu: for millions of far-sighted people, glasses are a constant…