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low-pressure sodium lamp

   Also found in: Dictionary/thesaurus, Wikipedia 0.01 sec.
sodium-vapor lamp
An electric-discharge lamp in which light is produced by electric current flowing between electrodes in an envelope containing sodium vapor.


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Mercury vapor lamps offer better color rendition than either high or low-pressure sodium lamps.
Astronomers would like [ecologists] to conclude that sodium lights are the most ecologically sound light sources," says Frank, whose work suggests that low-pressure sodium lamps are less harmful to moths than traditional streetlights are.
65 SOLAR POWERED LIGHTING Solar powered lighting systems are self-contained, stand-alone, assemblies utilizing high-efficiency solar modules and very high efficiency fluorescent or low-pressure sodium lamps and ballasts.
 
 
 
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