• ETDRS "2000" – SLOAN letters, chart "3", 4 m, 4 m 52141

The Symbol : 500018

ETDRS 2000 Series Chart 3 Eye Chart

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ETDRS 2000 Series Chart 3 Eye Chart

ETDRS eye chart - 2000 Series sloan letter vision chart 1 with proportionally spaced (geometric progression) lines; line sizes range from 20/200 to 20/10 (6/60 to 6/3) equivalent. Revised version of the original ETDRS series with each line being equally difficult. Chart measures 24.5" x 25.5" (62 cm x 65 cm)

13 feet, 4 meter testing distance



 

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