SMI RED250mobile, User Manual

Page: 58 / 176

© 2015 SensoMotoric Instruments (SMI)
RED250mobile System User Guide
Page 52
3. Set Geometry Measurements:
a. If a second Display or Monitor is connected to the Desktop PC or
Laptop, click the 1-2 button on the Geometry tab to show the Display
1 and Display 2 identifiers. Select from the Select Display dropdown
menu the Display or Monitor on which the RED250mob ile Eye
Tracker is mounted.
b. Click Use Default Settings to obtain measurements for Screen
Width and Screen Height. If the RED250mob ile Eye Tracker is
mounted to the SMI-supplied laptop, and mounting instructions were
followed precisely, the
Depth and Height measures for
RED250mob ile Eye Tracker positioning are given by the default
values. Select the angle of the Mounting Bracket.
If top of the Mounting Bracket could not be aligned to
the upper edge of the lower frame of the Display or if a
Display other than that of the SMI-supplied Laptop is
used, then you will have to manually enter the
geometry measurements.
4. Position the Participant
a. Ensure the participant is sitting in an optimal position. See
Positioning the Participant
b. Use the Eye Tracking Monitor to position the participant in the center
of the Head Box.
5. Perform Calibration:
a. On the Calibration tab, set the calibration method, speed and other
options as required.
b. Perform a Calibration.