Chart(Distance): LEA SYMBOLS® & HOTV Wall Chart - MASSTest Format (10ft/3m)

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A pediatric eye chart for vision testing children beginning at age 21/2 years. Features LEA SYMBOLS® pediatric symbols on one side and HOTV optotypes on the opposite. The 50% space d rectangles (Massachusetts Visual Acuity Test format) have line sizes from 10/50 to 10/4 (3/15 to 3/1.2) equivalent. Has a hole for hanging the chart on the wall. Response key and instructions are included. Notations include actual letter size for 10 foot and 3 meter measurements found on the left side of the chart. Equivalent letter sizes notations include 20 foot, 6 meter, decimal, and Log MAR measurements found on the right side of the chart. Dimensions: 17" x 21" (43 cm x 53.4 cm). Testing distance: 10 feet/3 meters. Show more