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2. Mogul lamp - Wikipedia

   en.wikipedia.org/wiki/Mogul_lamp

   One controls the three-way center bulb, and the other turns on one, two, or all three (or four) of the peripheral bulbs. The center bulb may be very high power (often a three-way, 100-200-300 watt bulb), where the others are usually 60 watts or less. Some models have a night light in the base operated by a foot switch. One model turns the ...

3. 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 ...

4. Bi-pin lamp base - Wikipedia

   en.wikipedia.org/wiki/Bi-pin_lamp_base

   The suffix after the G indicates the pin spread; the G dates to the use of Glass for the original bulbs. GU usually also indicates that the lamp provides a mechanism for physical support by the luminaire: in some cases, each pin has a short section of larger diameter at the end (sometimes described as a "peg" rather than a "pin" [2]); the socket allows the bulb to lock into place by twisting ...

5. Tung-Sol - Wikipedia

   en.wikipedia.org/wiki/Tung-Sol

   Harper had received a patent in 1904 for a "Machine for Making Incandescent-Electric-Lamp Bulbs," for a machine improving the production of bulbs. [5] The company invented electric lights for Christmas trees as well as production of 2-inch 2-rail toy train model equipment between 1904 and 1906.

6. Standard illuminant - Wikipedia

   en.wikipedia.org/wiki/Standard_illuminant

   The CIE positions D65 as the standard daylight illuminant: [D65] is intended to represent average daylight and has a correlated colour temperature of approximately 6500 K. CIE standard illuminant D65 should be used in all colorimetric calculations requiring representative daylight, unless there are specific reasons for using a different illuminant.

7. D65 - Wikipedia

   en.wikipedia.org/wiki/D65

   D65 may refer to: . Illuminant D65, a commonly used standard illuminant defined by the International Commission on Illumination; Greek destroyer Nearchos (D65) HMS Codrington (D65), a 1930 A-class destroyer of the Royal Navy