Exact and fine reproductive patient positioning with 3 beam lines. Easy changing of radiographic condition from panorama to T.M.J. with easy operation of control panel. Rapid Panoramic Radiograph in 6.4 sec. is available. Difficult radiograph for child or aged and physically handicapped person can be taken more easily. Panoramic image is less blurring with equivalent sharpness than normal panoramic radiograph. Radial Panoramic radiograph can decrease overlap of teeth image and it serves efficient diagnosis of adjoing teeth. Cross section radiograph can provide tomographic image of mandible and maxilla bones, which is necessary for diagnosis, and it surely serves exact treatment.