00310nam a2200121Ia 4500008004100000082001700041100001900058245003600077260003500113300001000148630001800158650001200176211109s9999||||xx |||||||||||||| ||und||  a535.2bLON-G  aR S, Longhurst 0aGeometrical and Physical Optics  bLogman Group LtdaLondonc1978  a677p.  xGeneral Stack  vPhysics