How to control you computer not with voice or fingers but with your eye?      

The eye-controlled laptop prototype, which features technology developed by Sweden-based Tobii Technology, was on display for the first time on Tuesday at the CeBIT technology fair in Hannover, Germany.

The technology, which was first developed out of research carried out in 2001 at the Royal Institute of Technology (KTH) in Stockholm, makes it possible for computers to know exactly where users are looking.

The technology is already used in other areas, including in car safety where a sensor tracks eye movement to determine whether the driver is drowsy, and in helping paralysed people operate everyday objects just with their eyes.

However, this is the first time it has been applied to a laptop.

It is still a prototype.

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