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Table lamp fixtures, standard lamp fixtures, and office task light luminaires. Balanced-arm lamp is a spot light with an adjustable arm such as anglepoise, RAMUN or Luxo L1. Gooseneck (fixture) Nightlight; Floor Lamp Torch lamp or torchières are floor lamps with an upward-facing shade. They provide general lighting to the rest of the room.
Track lighting is usually combined with directional lamps with reflectors, such as spotlights. [1] These lamps can run under either mains voltage or a lower (often 12 V) voltage. It is common to see line-voltage tracks with low-voltage fixtures. For these, each fixture requires a small built-in transformer to operate it.
Portable lamps such as table lamps may have a light switch mounted on the socket, base, or in-line with the cord. Manually operated on/off switches may be substituted by dimmer switches that allow controlling the brightness of lamps as well as turning them on or off, time-controlled switches, occupancy-sensing switches, and remotely controlled ...
In the early 1900s, table and floor lamps became more popular, and sockets were mounted on walls for secondary connections. One big disadvantage of screw connectors was that the cord inevitably got twisted after being connected to the receptacle.
A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...
Thomas Edison – long-lasting incandescent lamp with high-resistance filament (1880) [20] John Richardson Wigham – electric lighthouse illumination (1885) [21] Nick Holonyak – light-emitting diode (1962) [22] Howard Borden, Gerald Pighini, Mohamed Atalla, Monsanto – LED lamp (1968) [23] [24] Shuji Nakamura, Isamu Akasaki, Hiroshi Amano ...