Ernst-Eckhard Koch, Günter Schmahl, chairs/editors ; sponsored by BESSY-Berliner Eletronenspeicherring-Gesellschaft für Synchrotronstrahlung m.b.H. (FRG), SPIE-the International Society for Optical Engineering (USA) ; cooperating organizations, Fritz-Haber-Institut der Max-Planck-Gesellschaft Berlin (FRG), Brookhaven National Laboratory/National Synchrotron Light Source (USA) ; pbk.. -- The Society, c1987. -- (Proceedings / SPIE -- the International Society for Optical Engineering ; v. 733).