Interactive Eye Tests – Part 2
These tests do not diagnose; for awareness only
⚕️ These tests do not replace medical diagnosis.
Duochrome (Red-Green) Test
Which side's letters are sharper? Helps detect over or under-correction.
View from 30-40cm. Wear glasses/contacts if prescribed.
Close one eye
Eye Dominance Test
Which eye is dominant? Important for photography, sports and shooting.
Make a triangle with your hands at the screen circle, then close each eye.
Which eye kept the target centered?
Convergence Test
Measure when a dot becomes double as it approaches your nose.
Focus on the dot. It will shrink (simulating approach). Click when it doubles.
Dry Eye (Open Eye) Test
How long can you comfortably keep eyes open? Under 10 seconds may indicate dry eye.
Press start, keep eyes open without blinking. Stop when uncomfortable.
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Focus Flexibility Test
Measure your near-far focus switching speed.
Near and far targets will alternate. Click quickly when each comes into focus.
Light Adaptation Test
Measure how fast your eyes recover from a bright flash.
Screen will flash white, then show a hidden letter in the dark. Click when you see it.
Smooth Pursuit Test
Measure how well your eyes track a moving dot.
Keep your cursor/finger on the moving green dot.
Color Sorting Test
Sort colors by hue. Measures color discrimination ability.
Click color boxes to arrange them from light to dark.
⚕️ This content is not medical advice. Consult an eye doctor for diagnosis and treatment.