bn:00030234n
Noun Concept
Categories: Electron beam, Electron microscopy techniques, Scientific techniques, Articles with short description
EN
lens  electron lens
EN
Electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons WordNet 3.0
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EN
Electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons WordNet 3.0 & Open English WordNet
WordNet 3.0 & Open English WordNet
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