Eye-Tracking Devices An Assistive Technology By Annrita Benavente ED315-001 April 18, 2013
What is an eye tracker? “An eye tracker is a device that uses projection patterns and optical sensors to gather data about gaze direction or eye movements with very high accuracy.” …in other words, “Gaze Stalker”
Compact Eye Tracker Tobii IS20 and IS30 compact eye tracking device that attaches to monitors to provide accuracy in service
How does it work?
Cont… Basically… Corneal reflection tracking Follows eye movement Allows navigation through eye movement Also could be combined with word-completion software
What can be tracked? Gaze direction/gaze point Eye presence detection Eye position Eye identification Eyelid closure Eye movement and patterns Pupil size/pupil dilation
What are its uses? Low motor capabilities aid Web/computer navigation Research Marketing Computers, cars, webcams, phones, search engines, televisions, etc.
How much? $4,000 - $40,000 Or simply… Too Much!
Work Cited Tobii Products and Services: http://www.tobii.com/en/eye-tracking-integration/global/eye-tracking/ WebAIM: Motor Disabilities Assistive Technology: http://webaim.org/articles/motor/assistive Eye Tracking Update: http://eyetrackingupdate.com/2010/05/13/price-eye-tracking/