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metal halide lamp
(redirected from Metal-halide lamp)

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metal halide lamp [′med·əl ′ha‚līd ‚lamp]
(electronics)
A discharge lamp in which metal halide salts are added to the contents of a discharge tube in which there is a high-pressure arc in mercury vapor; the added metals generate different wavelengths, to give substantially white light at an efficiency approximating that of high-pressure sodium lamps.
metal halide lamp, metallic-additive lamp
An electric-discharge lamp in which the light is produced by the radiation from a mixture of a metallic vapor (e.g., mercury) and the products of the dissociation of halides (e.g., halides of thallium, indium, sodium, etc.).
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It is typical for a metal-halide lamp to lose 40 percent or more of its light output over its life, whereas a T5HO lamp maintains over 95 percent of its initial light output as it ages.
Plastic-coated, shatterproof T5 fluorescent lamps by Journal of Environmental Health
The metal-halide lamp produces visible energy at distinct wavelengths across the spectrum with a good amount of blue and considerably less red than the tungsten-halogen lamp; its related color temperature is expected to be about 4,200 to 4,500 K (figure 5).
Color recognition of retroreflective traffic signs under various ... by Arens, John B.; Saremi, A. Reza; Simmons, Carole J. / Public Roads
The DP 5100's user-replaceable metal-halide lamp provides an exceptionally long life, along with superior color rendition.
Proxima announces industry's brightest portable multimedia LCD ... by Business Wire
 
 
 
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