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Rough service bulbs are available in sizes up to 200 watt in all varieties of fittings. Although lifetime is generally lower than for CFLs, they are replaced easily. But lighting should also be free from glare and highlights so as not to distract or even temporarily blind the user. Some skill is needed to meet the several criteria governing ...
The GU24 fitting is intended to maintain the energy efficiency of the light by preventing an occupant from using an incandescent bulb instead of a CFL. Adapters to use incandescent bulbs in a GU24 fitting are illegal in the State of California as they would be a fire hazard in fixtures designed for the lower heat output of a CFL bulb. [2]
Compact fluorescent mogul-base bulbs are also available, as are adaptors to allow medium-base bulbs to be used in mogul sockets. There are usually two three-way switches near the top of the floor lamp to operate the bulbs. One controls the three-way center bulb, and the other turns on one, two, or all three (or four) of the peripheral bulbs.
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An electric light, lamp, or light bulb is an electrical component that produces light.It is the most common form of artificial lighting.Lamps usually have a base made of ceramic, metal, glass, or plastic which secures the lamp in the socket of a light fixture, which is often called a "lamp" as well.
Miniature lamps may have a wedge base made of glass or plastic. The base may be an extension of the glass envelope of the bulb, with the wire leads of the lamp folded up at the base. Some wedge bases are made of plastic and slipped over the wire leads. A wedge base holds the lamp by spring compression in the socket.
[72] [73] The biggest chandelier in the Sheikh Zayed Grand Mosque in Abu Dhabi, with a diameter of 10 m, height of 15.5 m, weight of nearly 12 tonnes and lit with 15,500 LED lights, became the world's largest chandelier when it was installed in 2007. [74] In 2010, a chandelier of modern design was built in the foyer of an office building in ...
In areas following the U.S. National Electrical Code, general-use lamps over 300 W cannot use an E26 base and must instead use the E39 base. Medium Edison screw (MES) bulbs for 12 V are also produced for recreational vehicles. Large outdoor Christmas lights use Intermediate base, as do some desk lamps and many microwave ovens.