Sloan Letter Insta-Line Chart904029
Sloan Letter Insta-Line chart with linear-spaced optotypes in the following size equivalents: 20/60, 20/50, 20/40, 20/32, 20/25, 20/20, 20/16, and 20/12.5. Two lines of each size with 5 optotypes on each line. Includes chart and switch box overlay. This test set is included with 915000 Complete LED Insta-Line Quantum™. 9 in x 14 in (22.9 cm x 35.6 cm).
Chart with Overlay includes RDC overlay and the chart.