This adult and children Distance Charts is the same as the 600705 Sloan Letter Chart, but the lines are labeled with only 10 ft and 20 ft notations. Proportionally-spaced lines; line sizes range from 20/160 to 20/10 (6/48 to 6/3) equivalent. This chart can either be wall mounted or used in an ESV1200, ESV1500, or a Model A illuminated cabinet. Chart size is 9″ x 14″ (22.9 cm x 35.6 cm).
10 feet, 3 meters testing distance.
Chart Measures 9″x14″
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