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Ewing Illiterate Test Chart

Ewing Symbol Distance Eye Chart
Ewing Symbol Distance Eye Chart
Item# OS-3597
$15.99

This symbol eye chart has a Snellen rating of 20/15-20/200 and is designed to be read at a distance of 20 feet. The Ewing test chart is made of extra strong, non-reflecting, matte finish cardboard, with a brass eyelet for wall mounting. Blue, Red and green bars not only serve as a reference point, but hint as to a patient's color perception.