TY - BOOK AU - Dereniak, Eustace L AU - Dereniak, Teresa D TI - Geometrical and trigonometric optics SN - 9780521887465 SN - 200800564 U1 - 535.32 DER PY - 2008/// CY - Cambridge PB - Cambridge University Press KW - Geometrical optics KW - Optical engineering N1 - Includes bibliographical references and index ER -