... is shock-proof, ray-proof, single-focus and self-rectified X-ray unit. It applies to medical fluoroscopy. The unit is ... shock-proof, ray-proof, single-focus and self-rectified X-ray unit. It applies to medical fluoroscopy and radiogrphy on ... 2A (uncontinuous) for radiography 6A (instantaneous)Size of screen: 203mm X 254mmRange of movement: up-down: 220mm, left-right: 130mm, tube ...