Grafco® Snellen-Type Plastic Eye Chart, 22" x 11"

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. This is a chart for measuring visual acuity at a distance in other words, how well you can see things that are far away.

• Non-reflective plastic, matte finish with green and red color bars
• 20 ft distance 22 x 11 in, with eyelet to be hung easily