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if it is related to a decrease in the pupil diameter, while it will be black if it is related to an
increase.
If the operator presses again the MENU button, all the lines will become yellow (it means
you have finished positioning them). By pressing the right or left button of the joystick it will
be possible to switch side of the light stimulation exam (from the descending to the as-
cending side) and repeat the axes positioning for that side.
By pressing the EYE (Button D) button in the 2WIN, the system of four lines will be dis-
played on the following event of transition in the pupil diameter. Then if the EYE button is
pressed again the overall measurement procedure will be started in the DX eye.
Saving in SD memory
When finished to measure all the change of the pupil diameters, finally pressing again the
EYE button the primary screen of the 2WIN will show a single graph with both SX and DX