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Lighting luminaries definition

Webluminary in American English (ˈluːməˌneri) (noun plural -naries) noun 1. a celestial body, as the sun or moon 2. a body, object, etc., that gives light 3. a person who has attained eminence in his or her field or is an inspiration to others one of the luminaries in the field of medical science adjective 4. Webluminary. noun, plural lu·mi·nar·ies. a celestial body, such as the sun or moon. a body, object, etc., that gives light. a person who has attained eminence in their field or is an …

NEC Article 410 — Luminaires, Lampholders and Lamps

Webnoun Definition of luminaries plural of luminary 1 as in stars a ball-shaped gaseous celestial body that shines by its own light awed by the vast number of luminaries in the night sky Synonyms & Similar Words Relevance stars galaxies suns clusters spheres supernovas lodestars constellations variables supernovae brown dwarfs neutron stars red dwarfs WebLuminous efficacy is a measure of how well a light source produces visible light. It is the ratio of luminous flux to power, measured in lumens per watt in the International System of Units (SI). Depending on context, the power can be either the radiant flux of the source's output, or it can be the total power (electric power, chemical energy, or others) consumed … billy played with beatles https://metropolitanhousinggroup.com

Why do my led bulbs state: not for use in totally …

Webluminaire – A light fixture; the complete lighting unit, including a lamp, reflector ballast, socket, wiring, diffuser, and housing. luminaire efficiency – The ratio of luminous flux … WebIndoor luminaires. Discover Philips's range of energy-efficient indoor lighting solutions. Our innovative, stylish, and easy to install indoor luminaires are suitable for use across a wide range of industry lighting applications, whether you're looking for warehouse lighting, shop lighting, or office lighting. Back to start. Webluminary noun [ C ] formal us / ˈluː.mə.ner.i / uk / ˈluː.mɪ.n ə r.i / a person who is famous and important in a particular area of activity: Luminaries of stage and screen (= famous … billy plant

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Category:Luminaire lighting Britannica

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Lighting luminaries definition

What does luminary mean?

WebLighting provided from a source without reflection from other surfaces. In daylighting, this means that the light has travelled on a straight path from the sky (or the sun) to the point of interest. In electrical lighting it usually describes an installation of ceiling mounted or suspended luminaires with mostly downward light distribution ... Web(n) luminary A light-giver; a body that illuminates or gives out light: applied especially to the sun and moon. (n) luminary Hence One who is a source of intellectual light; a person who illustrates any subject, or enlightens mankind: as, the great luminaries of an age; a luminary of literature or science. (n) luminary An illumination.

Lighting luminaries definition

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WebA comprehensive lighting glossary with common lighting terminology and definitions used in the residential and commercial lighting industry at USA.FLOS.COM. Free shipping on orders of $50 or more SHOP NOW. 888.860.4311. ... An internal component of many lamps and luminaires. It has a reflective surface and its geometry is specially designed to ... Webluminary. noun [ C ] formal us / ˈluː.mə.ner.i / uk / ˈluː.mɪ.n ə r.i /. a person who is famous and important in a particular area of activity: Luminaries of stage and screen (= famous …

Webn. pl. lu·mi·nar·ies 1. a. An object, such as a celestial body, that gives light. b. In astrology, one of the brightest celestial objects, such as the sun, moon, or bright planets. 2. A person … WebPendant Mounted: A pendant light is a fixture that is suspended from the ceiling by a cord, chain or metal rod. Less bulky and often more affordable than chandeliers, pendant lighting has become a popular choice among …

A light fixture (US English), light fitting (UK English), or luminaire is an electrical device containing an electric lamp that provides illumination. All light fixtures have a fixture body and one or more lamps. The lamps may be in sockets for easy replacement—or, in the case of some LED fixtures, hard-wired in place. Fixtures may also have a switch to control the light, either attached to the lam…

WebA complete lighting unit consisting of a light source (s) and ballast (s) or driver (s) (when applicable), together with the parts designed to distribute the light, to position and protect the light source (s), and to connect the light source (s) …

WebSep 14, 2024 · The Basics. Direct/Indirect fixtures can be fitted with either just an up- or downlight distribution, or a combination of both; the uplight (indirect) component can provide a softer ambient glow, while the downward (direct) light provides a general level illumination for the workplane. Used independently, indirect lighting can leave “the ... cynthia auble.orgWebApr 26, 2024 · Lighting systems are designed (luminous flux installed per kilometre) to comply with the above requirement, starting from reference values of road surfaces reflection published in an old scientific document. ... of road lighting luminaires. Obviously, luminaires generate an illuminance on the road surface, but this is not the relevant … cynthia atwater east hartford ctWebA complete lighting unit consisting of a light source (s) and ballast (s) or driver (s) (when applicable), together with the parts designed to distribute the light, to position and protect … cynthia atlanta housewives