Mahmud, Zobayer; Rakibuzzaman, Rakibuzzaman; Muib, Md. Misbah Uddin
(Daffodil International University, 2021-09-11)
Blindness is a term used for the condition of a person who experiences a disorder or
obstacle in his sense of vision. Blind people are divided into two groups. They are:
Total blind and low vision. There have been many ...