Card includes Sloan letters on one side and Landolt ‘C’ on the other side. Spacing is proportional. Line sizes 20/400, 20/320, 20/250, 20/200, 20/160, 20/125, 20/100, 20/80, 20/63, 20/50, 20/40, 20/32, 20/25, 20/20, 20/16, 12/12.5, and 20/10 (6/120 to 6/3 equivalent).
Card is 3.75 x 6.25 inches
Tags: Near Vision Charts, Acuity