NEW SNELLEN PLASTIC EYE TEST WALL EYE CHART 22" L X 11" W FULL SIZE 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 matte finish 20' distance 22" x 11" NEW SNELLEN PLASTIC EYE TEST WALL EYE CHART 22" L X 11" W FULL SIZE, ENT Equipment exporters, ENT Equipment manufacturers
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