
ICO Near Vision Card
250970The ICO Near Vision Card was developed by the Illinois College of Optometry. One side contains LEA SYMBOLS® with 50% spaced rectangle (MassTest™ format) with line sizes ranging from 20/100 to 20/16 (6/30 to 6/4.8) equivalent, 0.20 to 1.25. The opposite side contains proportionally-spaced Sloan Letter with line sizes of 20/400 to 20/10 (6/120 to 6/3) equivalent, 0.05 to 2.00.
Measurements: 3.75 in x 6.25 in (9,5 cm x 15,9 cm).
Test distance: 16 in (40 cm)