The color difference meter mainly researches modern precision instruments and intelligent, micro and small electromechanical systems, including measurement and control technology, micro system theory and application, intelligent structural system and technology, error theory, signal analysis and data processing. Modern scientific instruments and equipment are a high degree of integration of advanced technologies such as machinery, electricity, light, computers, materials science, physics, chemistry, and biology. It is not only a prerequisite for knowledge innovation and technological innovation, but also one of the main contents of innovation research. Head

Previously, the development of this subject's technology tended to be intelligent, miniaturized, integrated, and systems engineering. Its development and application are closely related to the development of various fields of modern science and technology. It is particularly prominent and the employment field is extremely extensive.