Notations for vision testing at 40 cm (16 in.)
40 cm (16 in.) cord attached to maintain proper viewing distance
Eye Chart Measures 20X 25.5 cm (8 X 10 in.)
FRONT
Proportional spacing
Visual Acuity range 8M to .20M (20/400, 6/120 to 20/10, 6/3 equiv.)
BACK
MassVAT format
Visual Acuity range 4M to .2M (20/200, 6/60 to 20/10, 6/3 equiv.)
This PV Numbers near vision chart is practical for testing multiple age groups and languages. PV Numbers follow closely to the standards of Sloan optotypes and are accurate and reliable. This vision chart also features multiple groups of optotypes for repetitive vision testing.
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