Good-Lite Sloan Optotypes

Good-Lite Sloan Optotypes Description:

The Good-Lite Sloan Optotypes feature linear-spaced lines; line sizes range from 20/400 to 20/16 (6/120 to 6/4.8) equivalent. 5.5" x 8" (14 cm x 20.3 cm).

Features:
16 inch, 40 cm testing distance