Position the test about arms reach away but directly in front with screen perpendicular to line of sight.
Minimize light source contributing light reflections.
Each test target is shown for: second.
Select the button(s) of any shape(s) that u see then select to contine next test target.
Not every plate may have a hidden number which you should select to move to the next test target.
Remember second for each type
Select the to get started and a demonstarion number will be shown for practice
Please maximize your browser window now. The test will not show properly otherwise.