A Sloan Letter Insta-Line chart with linear-spaced optotypes in the following size equivalents: 20/50, 20/40, 20/30, and 20/20. Features 2 lines of each size with 3 optotypes on each line.
Dimensions: 9″ x 14″ (22.9 cm x 35.6 cm).
-73%
Sloan Letter INSTA-LINE Chart
$9.09 Save:$25.00(73%)
Available in stock
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