Nowadays, quality inspection has become the most basic and essential part in manufacturing industry in order to maintain customer satisfaction. It also is kept efficient to reduce the cost for the company. Inspection, is an activity to locate faulty items characterized by certain defects, in which plays vital elements in manufacturing to maintain process control and ensuring the customers will receive good products instead of faulty (Garrett et al. 2001). Most of this inspection tends to be visual, involving an examination for defects resulting in a decision to accept or reject a product on the basis of the basis of defect severity (Hou, 1992). Visual inspection normally performs by the operators in the traditional way of quality control, in which the inspection is done manually by using all human senses, such as vision, hearing, touch and smell