A LEA SYMBOLS® translucent distance chart with proportionally spaced optotypes (logMAR). Line sizes range from 10/63 to 10/4 (3/19 to 3/1.2) equivalent. The other equivalents featured on this chart are letter size, 20 foot, 6 meter, decimal, and LogMAR. This chart can either be wall mounted or used in an illuminated cabinet. The set includes the chart, a response key, and instructions.
Dimensions: 9" x 14" (22.9 cm x 35.6 cm).
Testing distance: 10 feet/3 meters.