(Other devices on the market have similar technical specifications and will work with much of the same software.) Tobii has not made similar hardware available with drivers for Mac or Linux. Some functionality is possible with Windows 7. In order to use all of the available utilities, Windows 8, 8.1, or 10 is required. An adhesive magnet allows the device to be mounted to the lower edge of your computer monitor, and a USB 3.0 connection transmits data to the computer. It retails for about $150 and is marketed to a gaming audience. I have personally used this device for over a year.
Historically, these devices have been very expensive, but some now sell for less than $200.įor this article, I will focus on the Tobii Eye Tracker 4C. By capturing the reflection of the infrared light off of the user's eyes, an image processing algorithm can determine where on a computer monitor the user is currently looking. These are mainly marketed as gaming devices, but they have also found applications in computer access for people with physical disabilities.Įye-trackers (or gaze-trackers) are devices consisting of infrared LEDs and one or more infrared cameras. In the past couple of years, low-cost eye-tracking devices have been introduced to the consumer market.
