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The Electron Microscope

Nature volume 142, pages 1062–1065 (1938)Cite this article

Abstract

INTRODUCTORY

IT has been known for many years that cathode rays can be deflected by electric and magnetic fields, but in 1926 Busch showed that axially symmetrical fields would have the power of focusing such rays, much as light is focused by a lens.

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  1. Imperial College, London

    L. C. MARTIN

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  1. L. C. MARTIN
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MARTIN, L. The Electron Microscope. Nature 142, 1062–1065 (1938). https://doi.org/10.1038/1421062a0

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