TY - BOOK AU - Yu,Francis T.S. AU - Khoo,Iam-Choon TI - Principles of optical engineering SN - 0471527513 AV - TS513 .Y8 1990 U1 - 621.36 20 PY - 1990/// CY - New York PB - John Wiley KW - Optical instruments KW - Optics N1 - Includes bibliographical references and index ER -