Vergence's Epiphany line already received funding from multiple sources, but the key was getting the glasses into their hands.

WSJ: Monetize, Monetize, Monetize: Startups need to make money fast.

Jon Rodriguez, founder and chief scientist of Vergence Labs, showed off glasses that record video almost instantaneously uploaded to Facebook, YouTube or other social networks.

WSJ: Monetize, Monetize, Monetize: Startups need to make money fast.

The eye tracker also detects the eye distance of the wearer by measuring the eyes' vergence, which allows to optimize the 3D experience for individual physiognomies.

ENGADGET: SMI Eye-Tracking 3D Glasses use rim-based cameras to adjust perspective