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  • Thumbnail for Incandescent light bulb
    bulb, incandescent lamp or incandescent light globe is an electric light with a filament that is heated until it glows. The filament is enclosed in a glass...
    106 KB (11,961 words) - 12:07, 17 November 2024
  • Thumbnail for LED filament
    A LED filament light bulb is a LED lamp which is designed to resemble a traditional incandescent light bulb with visible filaments for aesthetic and light...
    9 KB (1,047 words) - 18:40, 2 September 2024
  • Egely has argued that the carbon button lamp "could have been a serious competitor for the incandescent tungsten filament bulbs and the later 'neon tubes'...
    2 KB (228 words) - 05:31, 28 June 2024
  • Thumbnail for Joseph Swan
    later reported to have used the Sprengel pump to evacuate their carbon filament lamps. In 1875, Swan returned to consider the problem of the light bulb...
    31 KB (3,289 words) - 01:48, 2 November 2024
  • Thumbnail for Inrush current
    milliseconds for smaller lamps up to several seconds for lamps of 500 watts or more. (Non-graphitized) carbon-filament lamps, rarely used now, have a...
    10 KB (1,462 words) - 17:31, 11 November 2023
  • Thumbnail for Halogen lamp
    halogen lamp (also called tungsten halogen, quartz-halogen, and quartz iodine lamp) is an incandescent lamp consisting of a tungsten filament sealed in...
    28 KB (3,521 words) - 11:50, 6 October 2024
  • Thumbnail for Arc lamp
    An arc lamp or arc light is a lamp that produces light by an electric arc (also called a voltaic arc). The carbon arc light, which consists of an arc between...
    24 KB (3,068 words) - 07:50, 31 October 2024
  • Thumbnail for Architectural lighting design
    incandescent light bulb, with a coiled filament of tungsten, was commercialized in the 1920s developed from the carbon filament lamp introduced in about 1880. As...
    38 KB (3,953 words) - 03:03, 4 October 2024
  • Thumbnail for Nernst lamp
    The Nernst lamp was an early form of incandescent lamp. Nernst lamps did not use a glowing tungsten filament. Instead, they used a ceramic rod that was...
    5 KB (560 words) - 15:09, 17 October 2024
  • Thumbnail for Heinrich Göbel
    for precision mechanics for the construction of electric lamps. He also produced carbon filaments in his shop for the company. He then tried to start his...
    39 KB (5,016 words) - 01:25, 19 November 2024
  • Thumbnail for Edison light bulb
    as filament light bulbs and retroactively referred to as antique light bulbs or vintage light bulbs, are either carbon- or early tungsten-filament incandescent...
    9 KB (850 words) - 16:20, 28 July 2024
  • Lamp bulbs with dual carbon filaments were built as early as 1902 to allow adjustable lighting levels. Certain compact fluorescent lamp bulbs are designed...
    6 KB (814 words) - 17:40, 17 August 2024
  • Thumbnail for Fluorescent lamp
    improve the incandescent lamp, especially its filament. GE's efforts came to fruition with the invention of a tungsten-based filament. The extended lifespan...
    96 KB (11,319 words) - 23:33, 11 November 2024
  • Thumbnail for LED lamp
    of LED lamps, three types of lamps were used for the bulk of general (white) lighting: Incandescent lights produce light with a glowing filament heated...
    81 KB (8,098 words) - 18:09, 23 November 2024
  • Thumbnail for Electric light
    electric lights are incandescent lamps, which produce light by a filament heated white-hot by electric current, gas-discharge lamps, which produce light by means...
    40 KB (4,283 words) - 12:26, 22 November 2024
  • Thumbnail for Mercury-vapor lamp
    ballasts. There are also self-ballasted mercury-vapor lamps available. These lamps use a tungsten filament in series with the arc tube both to act as a resistive...
    23 KB (2,775 words) - 01:38, 13 November 2024
  • Thumbnail for Edward Hibberd Johnson
    the Ladies' Home Journal. Each socket took a miniature two-candela carbon-filament lamp. January 4 - Today in Science History The National Cyclopaedia of...
    7 KB (728 words) - 22:19, 5 October 2024
  • Thumbnail for Alexander Just
    producing tungsten filaments by plating carbon filaments with tungsten, then removing the carbon by heating. These early tungsten lamps were more efficient...
    4 KB (338 words) - 17:08, 7 October 2023
  • Thumbnail for Plasma globe
    Plasma globe (redirect from Lightning lamp)
    A plasma ball, plasma globe, or plasma lamp is a clear glass container filled with noble gases, usually a mixture of neon, krypton, and xenon, that has...
    16 KB (1,983 words) - 05:53, 31 October 2024
  • Thumbnail for Infrared heater
    Infrared heater (redirect from Heat lamp)
    a deep penetration is needed. Medium-wave (MWIR) and carbon infrared heaters operate at filament temperatures of around 1,000 °C (1,830 °F). They reach...
    22 KB (2,972 words) - 03:45, 24 November 2024
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