An x-ray system for producing a specimen image in color

Claim 1

AN X-RAY SYSTEM COMPRISING MEANS GENERATING COINCIDENT X-RAY BEAMS OF TWO DIFFERENT WAVELENGTHS, SAID BEAMS BEING GENERATED ALTERNATELY AND REPETITIVELY, A SPECIMEN ADAPTED TO BE IRRADIATED BY SAID X-RAY BEAMS, MEANS FOR CONVERTING SAID X-RAYS PERMEATING SAID SPECIMEN INTO A LIGHT IMAGE, A PHOTOELECTRIC SCANNING CAMERA TUBE CONVERTING SAID REPETITIVE IMAGES INTO ELECTRIC IMAGE SIGNALS, AN IMAGE REPRODUCING TUBE FOR REPRODUCING ELECTRIC IMAGE SIGNALS IN COLOR, AT LEAST TWO AMPLIFIERS, SWITCHING MEANS CONNECTING SAID CAMERA TUBE TO SAID AMPLIFIERS ALTERNATELY AND REPETITIVELY, CONNECTIONS BETWEEN SAID AMPLIFIERS AND SAID IMAGE REPRODUCING TUBE TO FORM COINCIDENT IMAGES IN DIFFERENT COLORS, AND MEANS SYNCHRONIZING SAID X-RAY GENERATING TUBE WITH SAID SWITCHING MEANS AND SAID IMAGE REPRODUCING TUBE WHEREB AN X-RAY BEAM OF ONE WAVELENGTH WILL PRODUCE AN IMAGE OF ONE COLOR AND AN X-RAY BEAM OF ANOTHER WAVELENGTH WILL PRODUCE AN IMAGE OF ANOTHER COLOR, EACH COLOR IMAGE BEING REPRESENTATIVE OF THE ABSORPTION COEFFICIENT, DENSITY AND THICKNESS VARIATIONS IN THE SPECIMEN, SAID COLORED IMAGES BEING PRODUCED AT A RATE WHICH RESULTS IN A SINGLE MULTICOLORED IMAGE WHEN RECEIVED BY THE EYE.