International
Electrotechnical
Commission
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Area
Electronic tubes
/ Beam focusing and deflection
IEV ref
531-14-02
en
focusing
the process of controlling the convergence of an electron beam so that the minimum or optimum cross-section is obtained at a given point
fr
concentration
, f
action de commander la convergence d'un faisceau électronique de façon à obtenir en un point donné une section minimale ou optimale
ar
تَركيز
de
Fokussierung, f
es
concentración
it
focalizzazione
ko
초점
집속
ja
集束
pl
ogniskowanie
pt
focagem
sr
фокусирање, с јд
sv
fokusering
zh
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Publication date:
1974
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