Since 2000, labor costs have increased rapidly in China, which led to the rapid development of the automation industry, including machine vision industry. Due to the limitations of technology and cost, many factories are unable to carry out industrial upgrading.
Technology of precise visual testing services, requires not only the excellent software and hardware technology, but also requires precise polishing film. Therefore, for the machine vision service providers, high quality machine vision light source can help them solve many problems of ordinary light source, but it is difficult to find a suitable light source.