LEA SYMBOLS ETDRS Translucent Distance Chart (10 feet/3 meters)

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Proportionally spaced (logMAR) lines; lines range from 20/200 to 20/8 (6/60 to 6/2.4) equivalent, 0.10 to 2.50. Includes response key and instructions. 24.5″ x 25.5″ (62 cm x 65 cm).

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