quartz lamp

quartz lamp
noun
a mercury-vapor lamp that is enclosed in a quartz container instead of a glass container
• Hypernyms: ↑mercury-vapor lamp

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noun
: a mercury-vapor lamp in a tube of quartz glass that transmits most of the ultraviolet radiation

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a lamp consisting of an ultraviolet light source, as mercury vapor, contained in a fused-silica bulb that transmits ultraviolet light with little absorption.
[1920-25]

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quartz lamp, quartz-halogen lamp or quartz-iodine lamp noun
A compact source of light used for high-intensity floodlighting of large areas, in car (fog-)lamps, cine projectors, etc
• • •
Main Entry: ↑quartz

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quartz lamp,
a mercury-vapor lamp that has a quartz vacuum tube, allowing ultraviolet rays to pass through: »

The big advantage in using the quartz lamps to cook food is that their intense heat and rapid cooking cut down the moisture loss (Wall Street Journal).

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n. an electric lamp in which the envelope is made of quartz, which allows ultraviolet light to pass through it. It may be a bulb containing a halogen or a tube containing mercury vapor

Useful english dictionary. 2012.

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Look at other dictionaries:

  • quartz lamp — n a mercury vapor lamp in a tube of quartz glass that transmits most of the ultraviolet radiation …   Medical dictionary

  • quartz lamp — ☆ quartz lamp n. a high intensity mercury vapor lamp with a housing of fused quartz that remains cooler and more transparent than glass …   English World dictionary

  • quartz lamp — quartz′ lamp′ n. opt a lamp consisting of an ultraviolet light source, as mercury vapor, contained in a fused silica bulb that transmits ultraviolet light with little absorption • Etymology: 1920–25 …   From formal English to slang

  • quartz lamp — kvarcinė lempa statusas T sritis fizika atitikmenys: angl. quartz lamp vok. Quarzlampe, f rus. кварцевая лампа, f pranc. lampe de quartz, f …   Fizikos terminų žodynas

  • quartz lamp — a lamp consisting of an ultraviolet light source, as mercury vapor, contained in a fused silica bulb that transmits ultraviolet light with little absorption. [1920 25] * * * …   Universalium

  • quartz lamp — type of lamp that produces ultraviolet light …   English contemporary dictionary

  • quartz lamp — One which contains a mercury arc under pressure, a powerful source of ultraviolet radiation …   Dictionary of automotive terms

  • quartz-halogen lamp — quartz lamp, quartz halogen lamp or quartz iodine lamp noun A compact source of light used for high intensity floodlighting of large areas, in car (fog )lamps, cine projectors, etc • • • Main Entry: ↑quartz …   Useful english dictionary

  • quartz-iodine lamp — ¦ ̷ ̷ ¦ ̷ ̷  ̷ ̷  ̷ ̷ noun : an incandescent lamp that has a quartz bulb and a tungsten filament and that contains iodine which reacts with the vaporized tungsten to prevent excessive blackening of the bulb * * * quartz lamp, quartz halogen lamp… …   Useful english dictionary

  • quartz — n. a mineral form of silica that crystallizes as hexagonal prisms. Phrases and idioms: quartz clock a clock operated by vibrations of an electrically driven quartz crystal. quartz lamp a quartz tube containing mercury vapour and used as a light… …   Useful english dictionary

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