Landolt C Distance Chart600703
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A Landolt C distance chart with proportionally-spaced (LogMAR) lines; line sizes range from 10/80 to 10/5 (3/24 to 3/1.5) 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 ESV1200, ESV1500, or a Model A+ illuminated cabinet.
Dimensions: Width 9" x Height 14" (22.9 cm x 35.6 cm).
Testing distance: 10 feet/3 meters.