USE:General Photograpy,Filte-ray device photograpy MAIN TECHNICAL PARAMETER: 1. Single bed with single tube 2. Design according to the electric mechanism of middle-size machine, with complete and reasonable function. 3. High-voltage system is of split structure, with high-voltage generator of full-wave rectification, independent X-ray tube unit, large output power and reliable and stable operation. 4. Power voltage(V),photograph kilovolt(kV) and infinitely variable control. 5. Be equipped with the manostat for the filament of X-ray tube and space charge complementor to ensure the stable and exact output. 6. Be equipped with capacity limit potective circuit ---kV mA s interlock limit protection. 7. The timer circuit grades according to R10 priority comfficient has an exact time control. 8. The photographic flat bed has a vibrating ray-filter. 9. The pillar has only the bottom track, with easy installation.