A method for adjusting a gray scale value, calculation program, calculation unit, X-ray apparatus and data carriers
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The invention relates to a method for adjusting the length and the position of a central value of a gray scale value for imaging with an X-ray apparatus (1) based on the X-ray apparatus (1) calculated CT values, (which adaptation in the context of determining and setting a receiving tube voltage The invention also relates to a process that converts the computer program (13) and a computing unit (12), an X-ray apparatus (1) and a disk (14, 15) having such a computer program (13).
[1] Joel G Fletcher,et al. Automatic selection of tube potential for radiation dose reduction in CT: a general strategy. , 2009, Medical physics.
[2] Bernhard Schmidt,et al. Radiation dose and image quality in pediatric CT: effect of technical factors and phantom size and shape. , 2004, Radiology.