Nazri, N.M.A.; Fauzi, S.S.M.; Gining, R.A.J.M.; Razak, T.R.; Jamaluddin, M.N.F.
(2020-07-01)
Visual impairment can be termed as a disability that distresses the structure and functions of the visual system. Many people considered blindness as an inability to see at all or at best to perceive light from the darkness. ...