TY  - BOOK
AU  - Conrady, A. E
AU  - Kingsla ke, Rudolf
TI  - Applied optics and optical design
SN  - 9780486670089
U1  - 535.3 CON 
PY  - 1991///
CY  - Mineola, N.Y
PB  - Dover Publications
KW  - Optical instruments
ER  -