Google Glass made smart glasses a reality, but what are they, really?.
It wasn’t that long ago when a doctor’s prescription and one’s physical limitations were the only uses for eyewear. But now, eyeglasses have gone high tech with smart glasses: eye glasses with a mini computer inside that displays information right on the lens(es).
Eyeglass usefulness began with the need to simply read things more easily. It eventually extended to shield the eyes from the sun and, even more recently, as a simple fashion statement. But the 21st century has other plans for the wearable accessory — and they’re the most innovative yet.