00524nam a2200217Ia 450000500170000000800460001702000180006303700100008104000080009104000080009904000080010704100080011504100080012308400080013110000220013924500320016126000080019326000090020165000350021085600610024520260306172722.0008  260114s9999    xx            000 0 eng d  a9789354435621  aEBOOK  aCRL  beng  cCRL  2eng  aeng  qCRL  aKumar, P. R. Sasi 0aPhotonics : An Introduction  bPHI  c2012  aFaculty of Technology/ Physics  uhttps://elibrary.phindia.com/ebooks/reader/9789354435621