Video encyclopedia

14/04/1940 RCA demonstrates electron microscope


Structure and function of the electron microscope


2 The Principle of the Electron Microscope

Vladimir Zworykin and James Hillier demonstrated an early electron microscope in Philadelphia. They built the 1st model to reach a milestone magnification of 100,000 times. The microscope was 10 feet high and weighed half a ton. From 1940 to the 1960s RCA sold approximately 2,000 electron microscopes.
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    • Essentials 

    • Establishment by General Electric 

    • International and marine communication 

    • Broadcasting 

    • National Broadcasting Company 

    • Radio receivers 

    • Vacuum tubes 

    • Phonographs 

    • Motion pictures 

    • Television 

    • Diversification 

    • RCA Communication Systems 

    • Computers 

    • Later years 

    • Re-acquisition and break-up by General Electric 

    • Legacy 

    • Environmental issues