Ralph B. James ... [and others], chairs/editors ; sponsored ... by SPIE--the International Society for Optical Engineering ; cooperating organizations, the Boeing Company (USA) ... [and others]
Earlier conferences have title: Hard X-ray, gamma-ray, and neutron detector physics.
"Contains the proceedings of the SPIE Conference on Hard X-ray and Gamma-ray Detector Physics IV and the Conference on X-ray Detectors, held 7-9 July 2002"--P. xiii.