... Product DescriptionRADI-320 RTR system is a combined Real Time Radiography(RTR) and Digital Radiography(DR) system. ... this system through these key words:real time radiography, digital radiography, digital x-ray, nondestructive testing, nondestructive inspection, NDT ... RT, shielding room, X-ray microscope, X-ray room, X-ray cabinet, lead room, lead cabinet, x-ray shielding. 320kV Real Time Radiography