ili:i56787
http:| rdf: | type | |
| skos: | definition | a now obsolete picture pickup tube in a television camera; electrons emitted from a photoemissive surface in proportion to the intensity of the incident light are focused onto the target causing secondary emission of electrons |
Semantic relations
| ∴dns: | linked concept |
Other
| Source | http: |
∴ fully or partially logically inferred
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