kolkata west bengal india 1st dec 2021 blind student in indiaindia has an estimated 320000 blind children highest in the world the number of blind children in the world was 15 million in 1990 which reduced to 114 million in 20151 childhood blindness is the second largest cause of blind person years followed by cataract globally approximately 70 million blind person years are caused by childhood blindness approximately 500 000 children become blind every year and about half of them die within one or two years of becoming blind credit image suvrajit duttapacific press 2h8ye58.jpg from 55体育版（关于55体育版的简介） 复制打开：hk873 com blind（关于blind的简介） 复制打开：hk873 com jx9 View Photo