Meet Tobii Glasses 2: a wearable eye tracker that shows what you are looking at in real time. It uses a proprietary eye-tracking technology to allow you to move around while getting live viewing. This is a great device for behavioral research. With wireless live viewing, you can see what the wearer is looking at in real-time. These glasses are lightweight and compact.
Tobii Glasses 2 offer True View, which is made possible with a wide-angle HD scene camera, binocular 4-camera eye tracking, and thin side pieces for peripheral viewing. You also get a flexible mapping tool to map data on any object. These glasses offer 2 hours of battery life. They are compatible with Windows 8 and Windows 7 computers.