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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. In the context of visual impairment, most people with visual impairment have difficulty to find their way autonomously in an unfamiliar area. Visually impaired people usually use the standard white cane or walking cane to assist them in walking. However, it is not adequatedoi:10.12785/ijcds/1001119 fatcat:bnww4gxjgrez5fuf4ixf7cxysq