Good-Lite Lea SymbolsŪ Pocket Near Card for 16 inch
Good-Lite Lea SymbolsŪ Pocket Near Card for 16 inch Description:
Use this small Good-Lite Lea SymbolsŪ Pocket Near Card to quickly determine whether a child's visual acuity is within the normal range. Proportionally-spaced lines on one side and 50% spaced rectangle (Massachusetts Visual Acuity Test format) on the opposite side. Line sizes from 20/400 to 20/10 (6/120 to 6/3) equivalent. 3.75" x 6.25" (9.5 cm x 15.9 cm).
Specifications:
16 inches, 40 cm testing distance
