LEA NUMBERS® Proportional Spaced Distance Chart
LEA NUMBERS® distance eye chart with proportionally spaced (logMAR) lines; line sizes range from 20/80 to 20/8 (6/24 to 6/2.4) equivalent, 0.25 to 2.50.
20 feet, 6 meter testing distance
LEA NUMBERS® distance eye chart with proportionally spaced (logMAR) lines; line sizes range from 20/80 to 20/8 (6/24 to 6/2.4) equivalent, 0.25 to 2.50.
20 feet, 6 meter testing distance