00329nam a2200133 a 450000500170000002000150001708200130003210000170004524500110006225000120007326000630008530000280014850000190017620251203091925.0  a0074601385  a535bGHA  aGhatak, Ajoy  aOptics  a4th ed.  aNew DelhibTata McGraw-Hill Publishing Companyc2009-R2011  axviii, 694p.c24 cm. PB  aincludes index