00000nam a2200000 a 4500 20251203110435.0 8173192855 621.36 OPT NIJHAWAN Nijhawan,O.P, Gupta, A.K, Musla, A.K, Singh,Kehar Optics and Optoelectronics Theroy, Devices and Applications New Delhi Narosa Publishing House 1999 xx,1494p. 22cm HB _ 107605 2 C 107606 2 C 90104 90104 0 0 0 0 PU PU 2004-02-18 1680.00 0 621.36 OPT 107605 BK 0 0 0 0 PU PU 2004-02-18 1680.00 0 621.36 OPT 107606 BK