According to WHO, blindness is defined as: September 2009, 2010
Ans. B: Visual acuity of less than 3/60 As per WHO, blindness is defined as Visual acuity of less than 3/60 in the better eye with befit possible correction.
Visual acuity of less than 1/60
Visual acuity of less than 3/60
Visual acuity of less than 6/60
Visual acuity of less than 6/18