TY  - BOOK
AU  - K.S. Krishnamoorthy, P.R. Rajagopalan
AU  - Ramamoorthy, S.
TI  - A Text Book of Light: Geometrical and  Physical Optics
U1  - 535 
PY  - 1964///
CY  - Madras
PB  - The Natinal Publishing Co.
KW  - Physics
KW  - Light and Infrared and Ultraviolet Phenomena
ER  -