A rotating anode X-ray tube designed for general radiographic, cineradiographic, and fluoro/spotfilm procedures. The tube has a 4. 0” (102 mm) diameter anode and a 600 kHU anode heat capacity with a 14° rhenium-tungsten target angle and nominal focal spots of 0. 4 and 0. 8 mm (IEC 60336). See also X-ray tube.