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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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| Through an easily accessed lamp housing, users simply switch lamps without having to take the mounting structure apart or physically handle the projector. Through an easily accessed lamp housing, users simply switch the lamps without taking the mounting structure apart and physically handling the projector. |
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