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  2. Balanced-arm lamp - Wikipedia

    en.wikipedia.org/wiki/Balanced-arm_lamp

    A balanced-arm lamp has a base, a stand or body, (in most cases) two connected arms (in many cases fitted with springs), and a lamp-head. The lamp can be moved into almost any position, and the balancing device will maintain the position until moved again. The same overall mechanism can be employed in other devices with similar requirements ...

  3. Edward Miller & Co - Wikipedia

    en.wikipedia.org/wiki/Edward_Miller_&_Co

    Edward Miller & Co. (1844–1924) was formed in Meriden, Connecticut, and is primarily known as a historical manufacturer of lamps. The company also made brass kettles and oil heaters. In 1866, the corporation was formed with capital of US$200,000. Its earlier beginning included being started by Horatio Howard.

  4. Solid-state lighting - Wikipedia

    en.wikipedia.org/wiki/Solid-state_lighting

    An assortment of LED lamps commercially available as of 2010 as replacements for screw-in bulbs, including floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications. Solid-state lighting (SSL) is a type of lighting that uses semiconductor light-emitting diodes ...

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  6. Induction lamp - Wikipedia

    en.wikipedia.org/wiki/Induction_lamp

    That lamp led Fusion Systems to develop the sulfur lamp, which concentrates microwaves through a hollow waveguide to bombard a bulb filled with argon and sulfur. In the past, the magnetron that generates the microwaves limited the reliability of electrodeless lamps. Solid-state RF generation works and gives long life.

  7. Parabolic aluminized reflector - Wikipedia

    en.wikipedia.org/wiki/Parabolic_aluminized_reflector

    Sealed beam PAR lamp. When the lamp burns out or breaks, the whole assembly must be replaced. A PAR lamp consists of a light source, with lens and a parabolic reflector with a smooth aluminium surface determining the spread of the beam. The most common sealed beam type combines these three elements into an integral unit.

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