IEVref:
841-30-24
ID:
Language:
en
Status:
Standard
Term:
aperture diaphragm
Synonym1:
Synonym2:
Synonym3:
Symbol:
Definition:
aperture in the screen installed on the way of electron beam, that limits beam diameter and keeps the optimal opening angle
Publication
date
:
2004-09
Source
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
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Domain4:
Domain5:
aperture in the screen installed on the way of electron beam, that limits beam diameter and keeps the optimal opening angle