Shows easy to distinguish objects. 20 foot distance.

The Snellen eye chart is the familiar chart with the big letter or symbol at the top and progressively smaller letters at the bottom of the chart down to 20/20 or better. It measures visual acuity at a distance.

Illiterate Plastic Eye Chart with green and red color bars to use with patients who are illiterate, not familiar with the Roman alphabet, or cannot speak.

The Jaeger eye chart is used for reading up close and for determining your near vision.

Ishihara Test Chart Books accepted by leading authorities as a simple and accurate method for discovering congenital color blindness and red-green blindness, each in two forms, complete and incomplete. Includes four special plates for tests to determine the kind and degree of defect in color vision. Makes use of the peculiarity that in red-green blindness, blue and yellow appear remarkably bright compared with red and green.

Precise, clear, legible; provides 20/800 distance equivalent testing at 14 inches.