LEA SYMBOLS® Proportional Spaced Chart250411
A LEA SYMBOLS® pediatric vision chart with proportionally spaced (logMAR) lines; line sizes range from 20/125 to 20/8 (6/38 to 6/2.4) equivalent. This chart can either be wall mounted or used in an ESV1200, ESV1500, or a Model A+ illuminated cabinet. Set includes the chart, a response key, and instructions. Features 10-foot and 20-foot notations only.
Testing distance: 10 feet/3 meters.