Dr. Good's Near Vision Reading Card
First-grade words. Line sizes from 20/160 to 20/20 (6/48 to 6/6) equivalent. 5.5" x 8" (14 cm x 20.3 cm).
14 inch, 35.6 cm testing distance.
First-grade words. Line sizes from 20/160 to 20/20 (6/48 to 6/6) equivalent. 5.5" x 8" (14 cm x 20.3 cm).
14 inch, 35.6 cm testing distance.