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Publication of FR1146054ApublicationCriticalpatent/FR1146054A/fr
H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
H01J37/02—Details
H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
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FR1146054D1956-01-271956-01-27Dispositif pour l'observation au microscope électronique avec augmentation des contrastes
ExpiredFR1146054A
(fr)