what does work light mean?
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In theater, a worklight is a high-intensity light fixture which is used to illuminate the stage for the benefit of technicians. Technicians use these lights, rather than the stage lights for a number of reasons.
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['Ambient or general lighting.', 'Accent lighting.', 'Task lighting.']
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Lights are generally smaller, and refer to the illumination itself, rather than the container. Lamp refers to the container, whether it is illuminated or not. Somone who has an unlit cigarette and does not have a match asks, "Give me a light."
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The key light is the first and usually most important light that a photographer, cinematographer, lighting cameraman, or other scene composer will use in a lighting setup. The purpose of the key light is to highlight the form and dimension of the subject.
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Delivered light aka delivered lumens describes how much useful light a light fixture can deliver to a given area, discounting any wasted light. ... With LED lighting fixtures being fundamentally directional, LED fixtures typically waste much less light compared to traditional counterparts.
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Light therapy is a way to treat seasonal affective disorder (SAD) and certain other conditions by exposure to artificial light. SAD is a type of depression that occurs at a certain time each year, usually in the fall or winter. During light therapy, you sit or work near a device called a light therapy box.
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Light In Motion represents the red LED in the base of the display. It can be turned on or off. The monitor must also be power cycled via the power button for the lighting to change effect.
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The lumen (symbol: lm) is the SI derived unit of luminous flux, a measure of the total quantity of visible light emitted by a source per unit of time. ... Lumens are related to lux in that one lux is one lumen per square meter.
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A backlight is a form of illumination used in liquid crystal displays (LCDs). As LCDs do not produce light by themselves—unlike, for example, cathode ray tube (CRT) displays—they need illumination (ambient light or a special light source) to produce a visible image.
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A light engine is the LED equivalent of a conventional lamp. It normally consists of the LED chip mounted on a circuit board which has electrical and mechanical fixings. I.e. the light engine is ready to be fixed in the luminaire.
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work is an activity involving a force on an object and the distance traversed by the object due to the force. It can be measured by the change in energy. Energy is capacity of doing work. For example if a something has energy of x joule it can perform x joule work.
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quick-light. Noun. (plural quick lights) A light exhibiting very rapid regular alternations of light and darkness, normally sixty flashes per minute.
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A photometer is an instrument that measures light intensity.
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A blacklight (or often black light), also referred to as a UV-A light, Wood's lamp, or ultraviolet light, is a lamp that emits long-wave (UV-A) ultraviolet light and very little visible light.
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The 50:50 rule involves calculating the percentage of a room's area which can receive adequate light. The calculations are undertaken at a working plane 850mm above the floor. A point on the working plane is considered adequately lit if it can receive at least 0.2% of the total illumination received from the sky.
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WORK : Work is defined is the force displaced through a distance. i . e., Work = Force × distance = (mass× acceleration) × distance = (M× L× T^-2) ×L =M×L^2×T^-2.
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Definition of New Light. (Entry 1 of 2) : a person who accepts new usually more modern or more liberal religious views, doctrines, or methods: such as.