Optical components application industry more and more widely, from optical sensing, lighting, communications, energy, information storage, transmission, processing and display, to modern such as life sciences, automotive, aerospace and other industries in the production and application, it exists in most of the modern people daily life and economic activity areas, the application of conventional products including smart phones, car camera, security monitoring equipment, digital cameras, CD machine, projector, etc., High-end application products include aerospace monitoring lens, biometrics equipment, research equipment such as DNA sequencing in life sciences, medical examination instrument lens, semiconductor detection equipment, optical components and optical lens needed for large-field projection lens (such as IMAX), 3D printer and other instruments and equipment.