Card(Near): 8 Position Landolt "C" Near Vision Card with Cord (16"/40cm)

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An 8 Position Landolt C near vision card with C openings at up, down, left, right, and each at a 45º angle. Features proportionally spaced (logMAR) lines; line sizes range from 20/ 400 to 20/10 (6/120 to 6/3) equivalent. Comes attached with a 16-inch (40 cm) measuring cord that ensures proper screening distance. The other equivalents featured on this chart are letter size, decimal, and LogMAR. Dimensions: 7" x 9" (17.8 cm x 22.9 cm). Testing distance: 16"/40cm. Click here for the 779000 Answer Key. Show more