The exact WLAN range of the Tobii Pro Glasses 2 depends on the hardware you use and in which environment you are using it.
The IR light from the eye-tracking illuminators is invisible to the eye, but sometimes visible to digital cameras. Digital cameras often use infrared blockers, but cheaper digital cameras and camera phones have less effective filters and can 'see' intense near-infrared, appearing as a bright purple-white color.
Does my eye tracker work fine?
Or do I have to do it again for every recording?
The objective of this page is to provide a description of the different components and processes that are responsible for the timing accuracy of Tobii Eye trackers.
Step-by-step on de/activating Studio
Sometimes the Tobii Pro Studio Track Status or Live Viewer windows can open off screen, depending on previous dual screen settings.
During an eye tracking session, the movement of the head is one of the factors that may have an impact on the gaze data accuracy. In this page we will discuss how robust Tobii Eye Trackers are to head movement.