00410nam a2200157Ia 4500008004000000082001300040100002300053245003700076260004400113300001400157650001300171650001200184650003200196650001600228650000800244210210b1992   xxu||||| |||| 00| 0 eng d  a535 CHAG  aCHAKRABARTI (P K).  aGeometrical and physical optics.  aCalcuttabNew Central Book Agencyc1992  axiiii,345  aphysical  aoptics.  aGeometrical Physical Optics  aGeometrical  aand