Sloan Letter Linear-spaced Distance Chart800733
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An adult Sloan Letter distance eye chart with linear-spaced lines; line sizes range from 20/100 to 20/16 (6/30 to 6/4.8). This assessment can be used in an illuminated ESV1018 cabinet or hung on the wall.
Features 20 ft and 6 meter notations.
Dimensions: 10" x 18" (25.4 cm x 45.7 cm).
Testing distance: 20 feet/6 meters.