High-speed video technology is a high-tech measurement technology. The application has been extend from the movie, military, aerospace and other fields to materials science and related sciences. Based on the characteristics of the high-speed video technology, principles and development, the applied research profiles of the high-speed video technology in the field of materials science at home and abroad were systematically analyzed and overviewed, and the technology of welding and electrical contacts, some optical design of high-speed video and some research results in electrical contact materials of precious metals were briefly introduced, finally the high-speed video technical problems, development trends and application prospects were discussed. |