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lamphouse |
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lamphouse [′lamp‚hau̇s] (engineering) The light housing in a motion picture projector, located behind the projector head ordinarily consisting of a carbon arc lamp operating on direct current at about 60 volts, a concave reflector behind the arc which collects the light and concentrates it on the film, and cooling devices. A box with a small hole containing an electric lamp and a concave mirror behind it, used as a concentrated source of light in a microscope, photographic enlarger, or other instrument. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| The mine was small and nonunion; its lamphouse was a battered semitrailer with a coal stove in one end, two benches, a lamp-charging rack, and a row of hooks for clothes. |
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