00322nam a2200121 a 450000500170000002000150001708200200003210000170005224500240006926000660009330000220015970000190018120251203092053.0  a8185618100  a621.381045bGHA  aGhatak, Ajoy  aOptical Electronics  aNew DelhibCambridge University Press, Foundation booksc1996  axii,624p.c23 cm.  aThyagarajan K.