TY  - BOOK
AU  - Smith, Warren J.
TI  - Practical optical system layout: : and use of stock lenses
SN  - 0070592543
U1  - 681.4 
PY  - 1997///
CY  - New York
PB  - McGraw-Hill
KW  - Optical instruments-Design and construction
KW  - Lenses
N1  - HB; Includes bibliography and index
ER  -