sealed-beam
adjective Date: 1939 being an electric lamp with a prefocused reflector and lens sealed in the lamp vacuum

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Sealed beam — A sealed beam is a type of lamp that includes a reflector and filament as a single assembly, over which a front cover (lens), usually of clear glass, is permanently attached. The previous design was like that of common flashlights (electric… …   Wikipedia

  • sealed-beam — ˈ ̷ ̷| ̷ ̷ adjective : of, relating to, or being an electric light with prefocussed reflector and lens sealed in the lamp vacuum sealed beam automobile headlights * * * sealedˈ beam adjective (of car headlights) consisting of a complete unit… …   Useful english dictionary

  • sealed beam — noun 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 …   Wiktionary

  • sealed beam — See sealed beam headlight …   Dictionary of automotive terms

  • sealed-beam — adjective denoting a vehicle headlamp with a sealed unit consisting of the light source, reflector, and lens …   English new terms dictionary

  • Sealed-Beam-Scheinwerfer —   [siːld biːm ], im angloamerikanischen Raum zur Kraftfahrzeugbeleuchtung verwendeter Scheinwerfer, bei dem Spiegelreflektor, Lampe und Streuscheibe eine fest verbundene, integrierte Einheit bilden. Asymmetrisches Abblendlicht (Abblenden) wird… …   Universal-Lexikon

  • Sealed-Beam-Scheinwerfer — Sealed Beam Schein|wer|fer [ si:ldbi:m...] der; s, <zu engl. sealed »versiegelt« (zu to seal »plombieren, abdichten«) u. beam »Lichtstrahl«> im angloamerik. Raum zur Kraftfahrzeugbeleuchtung verwendeter Scheinwerfer, bei dem… …   Das große Fremdwörterbuch

  • sealed-beam headlight — /seeld beem / a headlight in which the reflector and lens are hermetically sealed together with the filament in a single unit. Also called sealed beam. * * * sealed beam headlight «SEELD BEEM», an automobile headlight in which filament, lens, and …   Useful english dictionary

  • sealed-beam headlight — /seeld beem / a headlight in which the reflector and lens are hermetically sealed together with the filament in a single unit. Also called sealed beam. * * * …   Universalium

  • sealed beam unit — See sealed beam headlight …   Dictionary of automotive terms

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