The 6th International Symposium on Advanced Optical Manufacturing and Testing Technologies (AOMATT 2012) is to be hold in April 26-29, 2012 in the beautiful coastal city of Xiamen, in southern China. Xiamen is close to Taiwan, Hong Kong, and Macau. AOMATT is a well-established international symposium on the design, manufacturing, and testing of optical components and systems. It features high quality plenary presentations by well-known experts, parallel oral sessions, poster sessions, banquet, and tours to local attractions. All accepted papers will be published in SPIE Proceedings and SPIE Digital Library. SPIE Proceeding papers are indexed by major scientific and engineering databases including INSPEC, EI Compendex, International Aerospace Abstracts, etc.