Notations for testing at 4 Meters (13 ft.)
Acuity range 25M to 2M (20/125, 6/38 to 20/10, 6/3 equiv.)
Two smaller groups 5M to 2M for repetitive testing (20/25, 6/7.5 to 20/10, 6/3 equiv.)
Measures 23 X35.5 cm (9 X 14 in.)
Fits Small Illuminator Cabinet CAT. NO. 914
Can be wall-mounted
Sloan chart uses traditional optotypes that follow a 5x5 grid idea. Sloan eye test uses logarithmic format and has equivalents on each side. They include LogMar, Decimal, 10 feet, and Meters for easy acuity recording. This chart is a scrambled form of Cat.No.2102.