2.5% Landolt "C" Chart for 13 feet (4 meters) Scrambled500437
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A Landolt "C" scrambled ETDRS chart with 2.5% contrast and proportionally spaced (logMAR) lines; line sizes range from 13/131 to 13/6.5 (4/40 to 4/2) equivalent. The other equivalents featured on this chart are letter size, 20 foot, 6 meter, decimal, and LogMAR. These charts fit in the ESV3000 ETDRS Standardized Viewer and ESC2000 Illuminated Cabinet.
Testing distance: 13 feet/4 meters.