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A Sloan Letter distance eye chart with proportionally spaced (logMAR) lines; line sizes range from 20/160 to 20/8 (6/48 to 6/2.4) equivalent. This chart can be used in an illuminated ESV1018 or hung on the wall.
Dimensions: 10″ x 18″ (25.4 cm x 45.7 cm).
10 feet/3 meters testing distance.
A Sloan Letter translucent distance eye chart with proportionally spaced (logMAR) lines; line sizes range from 20/80 to 20/10. This chart can either be wall mounted or used in an ESV1200, ESV1500, or a Model A+ illuminated cabinet. Lines are labeled with 20 ft notations only.
Dimensions: 9″ x 14″ (22.9 cm x 35.6 cm).
Testing distance: 20 feet/6 meters.
