This translucent eye chart uses Sloan optotypes for accurate testing. Each optotype has been calibrated for size, difficulty, threshold blur, and dimension. Each line is arranged equally. This eye test also includes two smaller groups for repetitive testing without memorization.
- Notations for vision testing at 10 feet
- Visual acuity range 10/80 to 10/8 (20160 to 20/16 equiv.)
- Two smaller groups 10/20 to 10/8 for repetitive eyesight testing (20/40 to 20/16 equiv.)
- Eye chart measures 23 X 35.5 cm (9 X 14 in.)
- Fits small Illuminator Cabinet CAT. NO. 914
- Can be wall-mounted