LEA SYMBOLS® Proportional Spaced Chart250411
A LEA SYMBOLS® pediatric vision chart with proportionally spaced (logMAR) lines; line sizes range from 10/63 to 10/4 (20/125 to 20/8) 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 ft and 20 ft notations only.
Dimensions: 9" x 14" (22.9 cm x 35.6 cm).
Testing distance: 10 feet/3 meters.