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Light fixtures may also have other features, such as reflectors for directing the light, an aperture (with or without a lens), an outer shell or housing for lamp alignment and protection, an electrical ballast or power supply, and a shade to diffuse the light or direct it towards a workspace (e.g., a desk lamp).
Two modern electric lamps with lampshades. A lampshade is a fixture that envelops the light bulb on a lamp to redirect the light it emits. The shade is often affixed onto a light fixture to reduce the intensity of the light to observers, shield the light from a harsh environment, or for decoration by altering the color or creating shadows.
Lamp harp with fluorescent bulb. A lamp harp is the component of a lamp to which the lamp shade is attached. It typically comes in two separate parts, a saddle which is fastened under the lamp socket, and the harp itself which consist of a lightweight frame attached to the saddle at its lower end and extending upwards to a point above the bulb.
The two-pin socket is an update of the bi-post design with smaller pins designed to reduce the cost of manufacture. The 1000-watt FEL medium two-pin base halogen lamp allows designers to insert the lamp into the end of the ellipsoidal reflector through a smaller hole than previously possible with conventional incandescent lamps.
A chandelier (/ ˌ ʃ æ n d ə ˈ l ɪər /) is an ornamental lighting device, typically with spreading branched supports for multiple lights, designed to be hung from the ceiling. [1] [2] Chandeliers are often ornate, and they were originally designed to hold candles, but now incandescent light bulbs are commonly used, [3] as well as ...
[1] [2] [3] "Candelabra" can be used to describe a variety of candle holders including chandeliers. However, candelabra can also be distinguished as branched candle holders that are placed on a surface such as the floor, stand, or tabletop. The chandeliers, on the other hand, are hung from the ceiling. [4]
An astral lamp, an Argand lamp designed so that the reservoir does not cast a separate shadow. The Argand lamp was introduced to Thomas Jefferson in Paris in 1784 and according to him gave off "a light equal to six or eight candles."
The V&A Rotunda Chandelier (often known as V&A Chandelier and originally called Ice Blue and Spring Green Chandelier) is a glass sculpture by Dale Chihuly. It hangs under the glass rotunda at the entrance to the Victoria and Albert Museum in South Kensington, London. Considered to be an artwork as much as a source of light, it was installed in ...