SPECIFICATIONS : power supply : ac220v±10%,50hz, 1kva tube voltage:60kvp tube current: 8ma focus size :1.5mm total filtration:2.5mmal exposure tion:0.2-4sec leak radiation: outside one meter≤ 0.002gy/h (national standaard:0.25(mgy/h) optional: tube current:0.5ma focus size:0.8mm