tungsten lamp

American  

noun

1. an incandescent electric lamp in which the filament is made of tungsten.

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tungsten lamp British  

noun

1. a lamp in which light is produced by a tungsten filament heated to incandescence by an electric current. The glass bulb enclosing the filament contains a low pressure of inert gas, usually argon. Sometimes small amounts of a halogen, such as iodine, are added to improve the intensity ( tungsten-halogen lamp )

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tungsten lamp Scientific  

1. An incandescent electric lamp having a tungsten filament.

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Etymology

Origin of tungsten lamp

First recorded in 1905–10

Example Sentences

See Examples For:

tungsten lamp

However, for this purpose devices utilizing color-screens which alter the light from the tungsten lamp to a daylight quality are being used extensively.

From Artificial Light Its Influence upon Civilization by Matthew Luckiesh

The achievements which combined to perfect the tungsten lamp to the point where it has become the mainstay of electric lighting are not attached to names in the Hall of Fame.

From Artificial Light Its Influence upon Civilization by Matthew Luckiesh

The luminous efficiency of the tungsten lamp equipped with such a tinted bulb is still about twice as great as that of the carbon-filament lamp.

From Artificial Light Its Influence upon Civilization by Matthew Luckiesh

In order to make an accurate artificial north skylight for color-work by means of colored glass, from 75 to 85 per cent. of the light from a tungsten lamp must be filtered out.

From Artificial Light Its Influence upon Civilization by Matthew Luckiesh

Ordinary arc lamps, and even flame arc lamps, are being displaced by the modern high-candle-power gas-filled tungsten lamp.

From The New Gresham Encyclopedia Volume 4, Part 2: Ebert to Estremadura by Various