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2. Hella (company) - Wikipedia

   en.wikipedia.org/wiki/Hella_(company)

   Since 2017, Hella has spun off brighter AI and Yptokey from their incubator. [1] [2] In 2021, French automotive supplier Faurecia agreed to acquire the Hueck family's 60 per cent majority stake in Hella for €3.4 billion and announced an offer for the remaining shares at €60 per share, valuing the company at a total of €6.7 billion.

3. LED lamp - Wikipedia

   en.wikipedia.org/wiki/LED_lamp

   An LED lamp or LED light [1] is an electric light that produces light using light-emitting diodes (LEDs). LED lamps are significantly more energy-efficient than equivalent incandescent lamps and fluorescent lamps. [2] [3] [4] The most efficient commercially available LED lamps have efficiencies exceeding 200 lumens per watt (lm/W) and convert ...

4. 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.

5. Headlamp - Wikipedia

   en.wikipedia.org/wiki/Headlamp

   As previously with round lamps, the US permitted only two standardized sizes of rectangular sealed-beam lamp: A system of two 200 by 142 mm (7.9 by 5.6 in) high/low beam units corresponding to the existing 7-inch round format, or a system of four 165 by 100 mm (6.5 by 3.9 in) units, two high/low and two high-beam. corresponding to the existing ...

6. Parabolic aluminized reflector - Wikipedia

   en.wikipedia.org/wiki/Parabolic_aluminized_reflector

   The size of a round PAR lamp is expressed as the nominal diameter of the mouth of the reflector, in eighths of an inch—so the approximate nominal lamp bell diameter in inches can be found by dividing the PAR size by 8. A PAR56, for example, is 56 eighths of an inch (7 inches) in diameter; a PAR36 is 36 eighths (4.5 inches) in diameter, and so on.

7. Fluorescent-lamp formats - Wikipedia

   en.wikipedia.org/wiki/Fluorescent-lamp_formats

   These lamps are similar to the regular black light lamps, except they use wood's glass as a filter to reduce the amount of visible light emitted. These lamps are used for fluorescence effects where less visible light is ideal. 09 N/A Sun-tanning lamps: These lamps produce wide or narrow band UV-B radiation 10 BL Black-Light lamps: Black light ...