TY - BOOK AU - Walker,Bruce H. TI - Optical engineering fundamentals SN - 0819427640 (softcover) AV - TA1520 .W35 1998 U1 - 681/.4 21 PY - 1998/// CY - Bellingham, Wash., USA PB - SPIE Optical Engineering Press KW - Optics KW - Lenses KW - Optical instruments N1 - Originally published: New York : McGraw-Hill, 1995; Includes bibliographical references (p. 309-312) and index ER -