Performance of an eyetracker for office use.
The design, construction and performance of an eyetracker is discussed. The device provides real-time signals giving the direction of a user's gaze, with a precision of 0.3 degrees of arc and an update time of 17 ms. It is usable by a wide range of subjects in normal office-type conditions.
D003201:Computers; D003315:Cornea / Q000502:physiology; D003626:Data Display; D005133:Eye Movements; D006801:Humans; D007259:Infrared Rays; D011680:Pupil / Q000502:physiology