London: A laptop prototype has been unveiled with a device that allows a user to control the computer by sight. The eye-tracking technology monitors the user's gaze and works out where they're looking on the computer screen and means, among other things, that users can play a game where they defeat enemies because the game's lasers hit where they look.
It can also scroll text on the screen in response to eye movements, sensing when the reader has reached the end of the visible text.
In the future, such a laptop could make the mouse cursor appear where the user is looking, or make a game character maintain eye contact, according to Tobii Technology Inc, the Swedish firm behind the tracking technology, the Daily Mail reports.
Now planned for commercial use, the eye tracker works by shining two invisible infrared lights at the user....more
12:36 PM, Mar 04, 2011