RADIOGRAPHIC APPARATUS AND X-RAY IMAGE PROCESSING METHOD

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PROBLEM TO BE SOLVED : To provide a radiographic apparatus for reducing useless re-radiographing by displaying images where window levels are shifted in several stages, before starting re-radiographing. SOLUTION : The radiographic apparatus includes : an operation means for instructing practice of radiographing and re-radiographing in a radiographing part; a gradation processing means for performing gradation processing of a radiographed image according to the first window level to generate the first image, and performing the gradation processing in the radiographed image according to the plurality of second window levels which are obtained by gradually shifting the window level to generate a plurality of second images; a display part for displaying an outputted image from the gradation processing means; and a display control means for displaying the plurality of second images when the re-radiographing is instructed when the first image is displayed in the display part. COPYRIGHT : (C)2010, JPO&INPIT