Founded in 1979, The Chinese Optical Society (COS) was a nongovernmental organization of scientific and technological workers in the field of optics and optical engineering. COS was organized to advance the technology development of optics and promote the communication of scientists, engineers, educators and students.
At present, the Society has 24 specialized committees and 7 working committees with more than 15,000 individual members. Ever since the founding of the COS, it has established close relationships with the major international organizations. In 1987, COS became a member of the International Commission for Optics (ICO). COS established a long-term cooperation with the International Society for Optical Engineering (SPIE), The Optical Society (OSA), the European Optical Society (EOC), the Optical Society of Japan (OSJ), the Optical Society of Korea (OSK), and etc.
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