Experience precise visual assessment with our 5% Contrast Sloan Letter vision chart. Featuring proportionally spaced lines ranging from 10/100 to 10/5 (3/30 to 3/1.5) equivalent, it includes letter size, 20 foot, 6 meter, decimal, and LogMAR equivalents. As part of the revised ETDRS series.
ESV3000™ ETDRS Clinical Trial Standardized Viewer and ESC2000™ Illuminated ETDRS Clinical Trial Cabinet compatible.
Dimensions: Height 24.5" x Width 25.5" (62 cm x 65 cm).
Testing distance: 10 feet/3 meters.