Medical electrical equipment - Characteristics of electro-optical X-ray image intensifiers - Part 4: Determination of the image distortion (IEC 61262-4:1994); German version EN 61262-4:1994
医用电气设备.电光X射线图像增强器的特性.第4部分:图像失真的测定(IEC 61262-4-1994);德文版EN 61262-4:1994