Meaning of sealed beam | Babel Free
Definitions
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.
Equivalents
Suomi
umpiovalaisin
Examples
“The new Sealed Beam Headlights are designed to maintain substantially their initial efficiency throughout their life.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.