@book{ BA26525921, author = "Fischer, Robert Edward and Smith, Warren J. and Society of Photo-optical Instrumentation Engineers", title = "Current developments in optical design and optical engineering II : 20-21, 23 July 1992, San Diego, California", publisher = "SPIE", year = "1992", series = "Proceedings / SPIE -- the International Society for Optical Engineering", number = "v. 1752", URL = "https://ci.nii.ac.jp/ncid/BA26525921" }