Patent ID: 6190821
Filing Date: 2001-02-20
Classification: G03C,Y10S

Abstract:
Image-forming method for medical diagnostic imaging comprising:providing a photosensitive silver halide film material comprising a support and on one or both sides thereof one or more layers(s) comprising a photosensitive silver halide emulsion wherein tabular silver halide crystals having an average thickness of less than 0.25 .mu.m and an average aspect ratio of 2 or more are present wherein said photosensitive silver halide emulsion layer(s) comprise(s) homodisperse polymeric matting particles free from conglomerates and loaded with blue dye; andproviding said photosensitive silver halide film material in operative association with one or two intensifying screens to process said film material to form an image by image-wise exposure to visible light, generated from converted x-rays, said one or two intensifying screens including a support for said one or two screens wherein said support includes a layer of a light emitting luminescent phosphor.