SR Research EyeLink Portable Duo User Manual page 9

Figure 1-1: EyeLink Portable Duo Eye Tracker, Showing Internal Camera Lens
and Illuminator .......................................................................................... 2
Figure 1-2. Example Use Scenarios (Left: Eye Tracker Mounted on Top of a
Tripod; Right: Eye Tracker Installed on a Laptop Mount) ............................. 3
Figure 2-1: File Manager Screen ..................................................................... 10
Figure 2-2: EyeLink Portable Duo Host PC Application Overview .................... 19
Figure 2-3: Example Setup Screen ................................................................. 20
Figure 2-4: Example Calibration Screen ......................................................... 27
Figure 2-5: Example Validation Screen ........................................................... 30
Figure 2-6: Example Drift Check/Drift Correct Screen .................................... 33
Figure 2-7: Example Record Screen (Gaze Cursor View) .................................. 35
Figure 2-8: Example Record Screen (Plot View) ............................................... 36
Figure 3-1: Example Setup Screen ................................................................. 40
Figure 3-2: Camera Setup with Participants Wearing Glasses ......................... 44
Figure 3-3: Focusing the Camera Image ......................................................... 45
Figure 3-4: Setup Screen in the Remote Mode ................................................ 46
Figure 3-5: EyeLink Remote Target Placement ................................................ 49
Figure 3-6: Pupil and CR Thresholds and Bias Values .................................... 50
Figure 3-7: Symptoms of Poor Pupil Threshold ............................................... 53
Figure 3-8: Potential Pupil Threshold Issues when Viewing Screen Corners .... 54
Figure 3-9: Corneal Reflection ........................................................................ 54
Figure 3-10: Calibration Grid ......................................................................... 58
List of Figures
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