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Tumbling E distance chart with wide-spaced lines; line sizes range from 20/160 to 20/16 (6/48 to 6/4.8) equivalent. This chart can be used in Good-Lite's illuminated ESV1080 or hung on the wall. Chart size is 10" x 18" (25.4 cm x 45.7 cm).
10 feet, 3 meters testing distance.
Medex SKU: GL-800714