LEA SYMBOLS® 15-LINE DISTANCE CHART by Good-Lite Price US$POA Supplier/s Good-Lite Supplier Code LEA SYMBOLS® 15-LINE DISTANCE CHART ( IAPB ) Country of Origin United States of America Request a quote Product Description This test is designed for vision screening at schools and assessing vision in children with special needs beginning at age 3. Features proportionally spaced (logMAR); line sizes range from 10/100 to 10/4 (3/30 to 3/1.2) equivalent. The other equivalents featured on this chart are letter size, 20 foot, 6 meter, decimal, and LogMAR. The reverse side is black and can be used as the test surface for a color vision test (#260260). Has a hole for hanging the chart on the wall. Includes a response key and instructions. Product Features Dimensions: 17" x 21" (43 cm x 53.4 cm). Folds to 17" x 10.5" (43 cm x 26.7 cm). Testing distance: 10 feet/3 meters. Share: