1st, single bed sheet tube disposition, single-phase bridge-type full wave high pressure rectification. 2, is equipped with X ray tube capacity protection, the perspective load time accumulation installment as well as X ray tube overheated protection and so on multiple protections, guarantees X ray tube's long-term safe operation. 3, X ray tube module for against electric shock, the antidrip shoots, against divulging type. 4, the photographic bed surface of bed vertically and horizontally to may the nimble movement, be able to receive installs the respective photographic camera obscura, the easy to operate, the handsome appearance. 5, is suitable in each middle and small scale hospital does filters the line photography and ordinary photography. main parameter: supply voltage: 380V (220V) ±10% are suitable photography: Maximum current 200mA, greatest voltage 125KV X ray tube module: Bifocus the photography bed absorbs the piece specification: 5 " ×7 " ~14 " ×17 "