Sealed beam

Noun

Word Frequency: 0.0

Definitions

1.NounA type of electric lamp for producing a beam of light in which the filament is sealed inside a unit consisting of the reflector and lens so as to ensure the alignment of the beam and to protect the reflector from becoming dirty or tarnished.

Synonyms

equalising beam track light bulb tee spring beam tiebeam wash electrolier scalebeam filament airbeam turning-beam section beam

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