TY - BOOK AU - Walker,Bruce H. TI - Optical engineering fundamentals T2 - Optical and electro-optical engineering series SN - 0070679304 AV - TA1520 .W35 1995 PY - 1995///] CY - New York PB - McGraw-Hill KW - Optics KW - Lenses KW - Optical instruments N1 - Includes index ER -