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  2. T5 retrofit conversion - Wikipedia

    en.wikipedia.org/wiki/T5_retrofit_conversion

    T5 retrofit conversion can maintain existing lighting levels with the higher efficiency of the T5 lamp. However, with kits that operates the lamp on the existing magnetic ballast, the efficiency drops and the lamp life is considerably shortened, as T5 lamps aren't designed to be operated on mains frequency but only on high frequency.

  3. Lampshade - Wikipedia

    en.wikipedia.org/wiki/Lampshade

    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.

  4. 3-way lamp - Wikipedia

    en.wikipedia.org/wiki/3-way_lamp

    A 3-way lamp, also known as a tri-light, is a lamp that uses a 3-way light bulb to produce three levels of light in a low-medium-high configuration. A 3-way lamp requires a 3-way bulb and socket, and a 3-way switch. In 3-way incandescent light bulbs, each of the filaments operates at full voltage. Lamp bulbs with dual carbon filaments were ...

  5. LED lamp - Wikipedia

    en.wikipedia.org/wiki/LED_lamp

    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 ...

  6. Timeline of lighting technology - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_lighting...

    Stanley lit 23 businesses along a 4000 feet length of main street stepping a 500 AC volt current at the street down to 100 volts to power incandescent lamps at each location. [8] 1893 GE introduces first commercial fully enclosed carbon arc lamp. Sealed in glass globes, it lasts 100h and therefore 10 times longer than hitherto carbon arc lamps ...

  7. Lampshades made from human skin - Wikipedia

    en.wikipedia.org/wiki/Lampshades_made_from_human...

    Some human remains at Buchenwald, [1] including a lampshade made of human skin. [2]There are two notable reported instances of lampshades made from human skin.After World War II it was claimed that Nazis had made at least one lampshade from murdered concentration camp inmates: a human skin lampshade was displayed by Buchenwald concentration camp commandant Karl-Otto Koch and his wife Ilse Koch ...

  8. Lampshades on Fire - Wikipedia

    en.wikipedia.org/wiki/Lampshades_On_Fire

    "Lampshades on Fire" is a song by American alternative rock band Modest Mouse. It is the lead single from their sixth studio album Strangers to Ourselves, released on December 15, 2014.

  9. Sanctuary lamp - Wikipedia

    en.wikipedia.org/wiki/Sanctuary_lamp

    A ner tamid hanging over the ark in a synagogue. In Judaism, the sanctuary lamp is known as a Ner Tamid (Hebrew, “eternal flame” or “eternal light”), Hanging or standing in front of the ark in every Jewish synagogue, it is meant to represent the menorah of the Temple in Jerusalem, as well as the perpetual fire kept on the altar of burnt offerings before the Temple. [2]