AR glasses - they are available right now. Problem is power source(they don't last that long) and the processing unit(it usually is connected to PC/netbook in backpack). 6 months ago .Hak5 covered 5000USD AR glasses with gps tracking, motion sensors, 2 cameras(for 3d analysis of objects), with built in headphones...
I've been waiting for this tech for ages(since i was 10 or so to be honest).