New insulator configuration simplifies construction of three-electrode electrostatic electron lenses in which center electrode is at high electrical potential. Spherical sapphire insulators are used in lieu of conventional tubular ceramic or plastic insulators in Einzel lens assembly.
Improved Einzel lenses
NASA Tech Briefs ; 1 , 1
1976-03-01
Miscellaneous
No indication
English
Entstaubungsgeraete zur Einzel- oder Gruppenentstaubung
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