Graham Field Snellen Hanging Eye Chart - 20'

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

Features

• Non-reflective plastic
• Matte finish with green and red color bars
• With eyelet to be hung easily

Specification

• Brand: Graham Field
• Product Type: Snellen Hanging Eye Chart
• Size: 22" x 11"
• Distance: 20'