Foot-candles definition
Webilluminance as measured in foot-candles (fc), which is defined as one lumen uniformly distributed over an area of one square foot. Horizontal illuminance is the normal design criteria used for design calculations and measuring field lighting levels for athletic field lighting projects. It is calculated by WebThe corresponding unit in English and American traditional units is the foot-candle. One foot candle is about 10.764 lx. One foot candle is about 10.764 lx. Since one foot-candle is the illuminance cast on a surface by …
Foot-candles definition
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WebFinally, assess lighting value measured by the amount of light per square foot (foot-candle) or lux (lx) in the metric system. According to the American Traffic Safety Services Association (ATSSA), a foot-candle definition is a unit of illumination equal to one lumen per square foot (1 foot-candle = 10.764 lux). Minimum targeted values for ... WebIlluminance in roadway lighting is a measurement of the amount of light that hits the pavement surface. Illuminance is measured in foot-candles (US customary units) or lux (SI units). TxDOT projects are typically calculated in foot-candles. Illuminance layouts may be designed with lighting design software or with illuminance templates.
WebFor general work, a minimum of 30 foot-candles is recommended. This can be increased to 60-70 foot candles for more precision work. For tasks that require color discrimination, such as painting or matching stained wood, 100-120 foot candles may be necessary. Adequate lighting is important not only for safety but also for Work efficiency. WebMar 28, 2024 · A foot candle is a term used to measure the amount of light that falls on a surface that is 1 foot away from a singular candle. The term “foot candle,” sometimes abbreviated as FC, originated from a time …
WebJul 1, 2016 · One foot-candle is the intensity of one candle at a distance of one foot away onto a one square foot surface. Lux is essentially the metric equivalent. It is the intensity of one candle at a distance of one meter away onto a one square meter surface. WebJan 11, 2024 · Once you know all these values, the foot-candle calculator will determine how many lumens you need. We use the following equation: \text {lumens} = \text {lux} \cdot \text {area} lumens = lux ⋅ area. You can …
Webfootcandle meter noun : a direct-reading illuminometer calibrated in footcandles Love words? You must — there are over 200,000 words in our free online dictionary, but you …
WebFoot-candle means a quantitative unit of measure for luminance. One foot- candle is equal to the amount of light generated by one candle shining on one square foot surface … hdd humming noiseWebcandle: [noun] a usually molded or dipped mass of wax or tallow containing a wick that may be burned (as to give light, heat, or scent or for celebration or votive purposes). hddisukuWebfoot-candle or foot·can·dle [ foot- kan-dl ] noun Optics. a unit of illuminance or illumination, equivalent to the illumination produced by a source of one candle at a distance of one … hdd 2.5 tunisieWeba unit of illuminance on a surface that is everywhere 1 foot from a point source of 1 candle hdcy-tut2k 取説A foot-candle (sometimes foot candle; abbreviated fc, lm/ft , or sometimes ft-c) is a non-SI unit of illuminance or light intensity. The foot-candle is defined as one lumen per square foot. This unit is commonly used in lighting layouts in parts of the world where United States customary units are used, mainly the United States. Nearly all of the world uses the corresponding SI derived unit lux, define… hdd crystal taimienphiWebA foot-candle (sometimes foot candle; abbreviated fc, lm/ft2, or sometimes ft-c) is a non-SI unit of illuminance or light intensity. The foot-candle is defined as one lumen per square … hdd kainaWebfoot-can·dle. A unit of measure of the intensity of light falling on a surface, equal to one lumen per square foot and originally defined with reference to a standardized candle burning at one foot from a given surface. American Heritage® Dictionary of the English Language, Fifth Edition. hd digiboksi kaapeliverkkoon