Lexel Imaging Systems - CRTs, Displays, Phosphor Coated Materials CRT, CRTs, C.R.T, CRT's, CRTs', cathode ray tube, cathode ray tubes, medical monitor, medical monitors, visual imaging system, visual imaging systems, cathode, tube, tubes, monitor, high-quality display, high quality display, photorecording, helmet mounted, phosphor, screen, screening, ground vehicle, avionics, resolution, camera, photo, simulation, Hughes, Hughes Lexington, Lexel, Lexel Imaging Systems, Lexel corp., Lexel Corporation, head-up, head-down, head up, head down, electron gun, deflection coil, electron-optics, electron beam, miniature CRTs, miniature CRT, custom CRT, tube designs, vacuum tubes, vacuum tube, DVST, direct view storage tube, direct-view storage tube, light valve, tonitron, oscilloscope tube, oscilloscope, picture tube