This test is designed for amblyopia testing or screening. The background is gray with the exception of a white rectangle spaced at 100% surrounding each line of symbols. Line sizes from 20/400 to 20/16 (6/120 to 6/4.8) equivalent. Printed on two sides. Response key is printed on the test card. Includes flash cards and instructions. 8" x 10" (20.3 cm x 25.4 cm).
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