Google Glass Explorer Edition up for pre-order only for devs: $1,500, coming early 2013

The company also gave more substance on Project Glass. First and very importantly, the frame weighs less on the nose than many sunglasses and that's great news as chances are you'd be wearing this a lot once you get it. Google demonstrated a new frame, so that it can actually fit on top of traditional glasses. Glass’s main two uses will be communicating through images which you can take literally everywhere and the second is very quick access to information.