According to WHO, 82% of blind people are over the age of 50 years and about 90% of the worlds visually impaired people live in developing countries. Efforts to prevent visual impairment, in line with the WHOs has started to enter the political and public limelight across the world. In 2004, World Health Organization discussed the growing incidence of age related cataract and pointed out that visual health and its preservation should get special attention and recent publication shave depicted new a demographic pattern of visual impairment and identified possible interventions to combat this...