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Eyewear evolved during the late-2000s
Google Glass may be at the tip of everyone's lips, but it's by far the first wearable eyewear. Vergence Labs' Epiphany Eyewear was released to developed in 2011 — final release is scheduled for 2013 for consumers — which embeds augmented reality and a head-mounted display, with photo snapping and video recording extras, in a pair of designer-like frames.
Image: Vergence Labs
Eyewear is where it began, and then it expanded to…
The wearable computing trend exploded during the early 2010's, particularly when used in conjunction with a third-party device, such as a smartphone or tablet. The Focus headset uses transcranial direct current stimulation — which basically 'zaps' the brain' — and can be used from gaming through to medical usage.
Image: Foc.us Labs
Skinput blends the 'real' from the 'unbelievable'
A Microsoft Research project, dubbed Skinput, is exactly that: an input device for the skin. It uses bio-acoustic sensing to determine finger taps on the skin, which is projected from a small pico-projector. The technology has been demonstrated in public numerous times, but is not expected to become commercially viable for the next few years.