sealed beam
sealed beam · sealed beams
A type of electric lamp for producing a beam of light in which the filament is sealed…A 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.
Значение
значений: 1A 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.
Формы
мн. число: sealed beams| Ед. число | sealed beam |
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| Мн. число | sealed beams |
правильный