The emPower glasses use liquid crystals to avoid the problems of bifocals.
A new device may be joining smartphones, iPads and music players that you have to charge overnight: electronic eyeglasses. These glasses have tiny batteries, microchips and assorted electronics to turn reading power on when you need it and off when you don’t.
Ditch the bifocals – ‘scratched glasses’ give you perfect vision without the hassle.
Scratching your glasses usually means you’ve just ruined them, but an Israeli researcher has figured out a way to etch a lens so that it acts as a bifocal — letting the wearer see things both near and far — but without the hassle.
Continue reading… “‘Scratched Glasses’ Give Perfect Vision and Eliminate the Need for Bifocals”
