It is very important to be as careful and precise as possible when performing this step because a wrongly per-
formed configuration may result in offsets in the eye tracking data.
8.
When you have finished aligning, click the I
’
m done button. The settings are automatically saved and the Tobii X2 Eye
Tracker is now re-configured. Close the window.
4.7
The X Configuration Tool
The Tobii X2 Eye Tracker can be used in many different setups. For example, it can be used to perform eye tracking relative to a
physical scene, a TV, or a projection screen. For all this to work, the user must provide some information to the Tobii X2 eye
tracker about the physical setup. This is done using the X
X C
Coonnffiig
guurraattiioonn ttooooll.
The X Configuration Tool can be accessed via the Eye Tracker Browser software.
TToo iinnssttaallll tthhee E
Eyyee TTrraacckkeerr B
Brro
ow
wsseerr::
1.
Plug in the provided USB memory stick and run the Eye Tracker Browser installer.
2.
Follow the on-screen instructional steps to complete the installation.
TToo aacccceessss tthhee X
X C
Coonnffiig
guurraattiioonn TTooo
oll::
1.
Open the Eye Tracker Browser (Start > Programs > Tobii > Tobii Eye Tracker Browser). When the Eye Tracker Browser
opens, a list of the discovered eye trackers is displayed.
2.
Select your Tobii X2 Eye Tracker from the list and click the C
Coonnffiig
g TTo
oooll...... button. The X Configuration Tool opens.
4.7.1
Reference Measurement Point of the Tobii X2 Eye Tracker
All distance measurements must be performed from the same reference point on the eye tracker. This is marked with a line on
the upper side of the eye tracker as illustrated in the pictures below.
The image below illustrates the reference measurement point of the Tobii X2 Eye Tracker, as seen from the front:
Tobii X2-60 Eye TrackerUser
’
s manual v.1.0.3 - en-US
4 Setting Up the Tobii X2
–
60 Eye Tracker
15
