Microsoft HoloLens patent suggests firm could be working on eye tracking technology

The ability to browse a website without needing to as much as move your hand could soon be a possibility with Microsoft's next HoloLens device. Microsoft has filed a patent for new eye-tracking technology for head-mounted displays (HMDs). The technology uses infrared beams to track the eyes, reducing the need for clunky cameras that obstruct your view as seen in current devices on the market. Microsoft has filed a patent for new eye-tracking technology for head-mounted displays (HMDs). The glasses will use'wave guides' to track infrared-lit eyes.