... structure design, to protect the user from x-ray injury.G).Sample with different size can ... and electric arc.2.2 Specification(1) X-ray generator: X-ray tube:Cu target, anode-grounding, fan ... magnifying, digital counter, air pump , cooling fan , x-ray tube.4.2. The tube housing of orientation unit ... counter and uA meterUnder the condition of the X-ray penetrates and normal work of partly display ...