TY  - BOOK
AU  - Subrahmanyam, N.
AU  - Lal, Brij
TI  - A textbook of optics
U1  - 535 
PY  - 2004///
CY  - New Delhi
PB  - S. Chand & company
KW  - Photonics
KW  - Ray optics
KW  - Wave optics
N1  - Includes appendix; Includes index
ER  -