View of the “ARMED EYE” on the Development of Optical NDT Instrumentation

The author, basing on his own experience and available information, had analyzed the current trends in designing the optical instrumentation used in Non-destructive testing. The major key technologies were outlined and prospects of the further development of this branch were reviewed.
 
Keywords: non-destructive testing, microscope, industrial endoscope, remote visual Inspection (RVI), crawler, TV drone, micro TV camera