A LEA SYMBOLS® translucent distance chart with proportionally spaced optotypes (logMAR). Line sizes range from 20/125 to 20/8 (6/38 to 6/2.4) equivalent, 0.16 to 2.50 for repetitive or monocular vision testing (left eye/right eye). This chart can either be wall mounted or used in an ESV1200, ESV1500, or a Model A+ illuminated cabinet. The set includes the chart, a response key, and instructions.
Testing distance: 10 feet/3 meters.