Snellen 20 Feet Eye Chart
Manufacturer Part Number: 1240
Non-reflective, matte finish with green and red color bars.
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.
20' distance. 22" x 11".