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Fluorescent lamps in various embodiments. Since their introduction as a commercial product in 1939, many different types of fluorescent lamp have been introduced. Systematic nomenclature identifies mass-market lamps as to overall shape, power rating, length, color, and other electrical and illuminating characteristics.
Fixture manufacturing began soon after production of the incandescent light bulb. [citation needed] When practical uses of fluorescent lighting were realized after 1924, the three leading companies to produce various fixtures were Lightolier, Artcraft Fluorescent Lighting Corporation, and Globe Lighting in the United States.
The sconce is a very old form of fixture, historically used with candles and oil lamps. They can provide general room lighting, and are common in hallways and corridors, but they may be mostly decorative. [1] A sconce may be a traditional torch, cresset, candle or gaslight, or a modern electric light source affixed in the same way.
Incandescent light bulbs became the most common source of lighting for modern chandeliers in the 20th century, and a variety of electrical lights such as fluorescent light, halogen. LED lamp are also used. Many antique chandeliers not designed for electrical wiring have also been adapted for electricity.
A troffer is a rectangular light fixture that fits into a modular dropped ceiling grid (i.e. 2' by 2' or 2' by 4'). Troffer fixtures have typically been designed to accommodate standard fluorescent lamps (T12, T8, or T5), but are now often designed with integral LED sources. Troffers are typically recessed sitting above the ceiling grid, but ...
A billiard or island light is a longer pendant fixture, usually with long fluorescent or multiple incandescent bulbs, used over kitchen islands and billiard tables. They are sometimes considered a type of chandelier. It is a key component to understanding architectural lighting design and sometimes associated with interior design.