Please use the controls on your browser to match the height of the red line to the height (short side) of a credit card.

Hold phone at 14 inches

Turn your cell phone brightness all the way up

Use your reading glasses, bifocals or progressives

Check each eye separately.

Write down the smallest line of letters you were able to see.

9 5 800
8 7 4 400
2 8 4 3 200
6 3 8 100
8 7 4 5 70
6 3 9 2 5 50
4 2 8 3 6 5 40
3 7 4 2 5 8 30
9 3 7 8 2 6 25
4 2 8 7 3 9 20