Purnima, DMH; Samarasingha, SLLK; Sandaruwan, AMDM; Senanayake, MDRN; Withanage, DK; Sudantha, BH
[Conference-Extended-Abstract]
Blindness is the form of absence of visual sensation
due to physiological or neurological factors. With this lack of
vision blind people have to face unexpected situations while
travel or attend their day to day work. ...