Card(Pocket): LEA SYMBOLS® Near Vision Card - MASSTest Format (16"/40cm)

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A pediatric near vision card featuring LEA SYMBOLS® for testing children or illiterate adults at 16" (40 cm). Its small size makes it easy to carry or store. The front side contain s proportionally-spaced lines in logarithmic progression with line sizes ranging from 20/400 to 20/10 (6/120 to 6/3) equivalent. The reverse side features the symbols in 50% spaced rectangles (Massachusetts Visual Acuity Test format) and line sizes ranging from 20/100 to 20/16 (6/30 to 6/4.8). Dimensions: 3.75" x 6.25" (9.5 cm x 15.9 cm). Testing distance: 16"/40 cm. Show more