To start a UFF test, select the patient's name from the database list and select the UFF test button in the toolbar.


This will display the following dialog.



Select the eye that you wish to test.  If Measure cardinal directions only is selected, the UFF will only be tested along the cardinal directions of action of the six extraocular muscles.  If it is not selected, the UFF can be tested at 15 degree intervals.


The following will then be displayed on the Test screen and the Control screen:


Control screen (Measure cardinal directions only selected)



Patient's screen