Advanced optical manufacturing technologies [electronic resource] : 4th International Symposium on Advanced Optical Manufacturing and Testing Technologies : 19-21 November 2008, Chengdu, China / Li Yang [and others], editors ; sponsored by COS--the Chinese Optical Society (China) [and] IOE--the Institute of Optics and Electronics, CAS (China) ; technical cosponsor, SPIE ; cosponsoring organizations, State Key Laboratory of Optical Technology for Microfabrication (China), [and] SOS--Sichuan Optical Society (China) ; cooperating organization, Committee of Optical Manufacturing Technology, COS (China) ; supporting organizations, Ministry of Science and Technology of China (China), Chinese Academy of Sciences (China), [and] National Natural Science Foundation of China (China)