(California)SPIE-the international society for optical engineering (California)The International Society for Optical Engineering (California)SPIE-the international society for optial engineering (California)International Society for Optical Engineering (California)SPIE-The international soxiety for Optical Engineering (California)SPIE-The International Society for Optical Engineering (Orlando)SPIE-the international society for optical engineering (San Diego)SPIE-the international society for optical engineering SPIE-the international society for optical engineering (Cambridge)SPIE-the international society for optical engineering