electron lens

noun

a combination of static or varying electric and magnetic fields, used to focus streams of electrons in a manner similar to that of an optical lens.

Origin of electron lens

First recorded in 1930–35

Words nearby electron lens

electron capture, electron carrier, electron diffraction, electron gun, electron hole, electron lens, electron micrograph, electron microscope, electron multiplier, electron neutrino, electron optics

British Dictionary definitions for electron lens

electron lens

noun

a system, such as an arrangement of electrodes or magnets, that produces a field for focusing a beam of electrons