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candela    音标拼音: [k,ænd'ɛlə]
新国际光单位; 坎德拉

新国际光单位; 坎德拉

candela
n 1: the basic unit of luminous intensity adopted under the
Systeme International d'Unites; equal to 1/60 of the
luminous intensity per square centimeter of a black body
radiating at the temperature of 2,046 degrees Kelvin [synonym:
{candle}, {candela}, {cd}, {standard candle}]


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  • Candela - Wikipedia
    Candela (symbol: cd) is the SI unit of luminous intensity [5][6] It measures the luminous power per unit solid angle emitted in a particular direction A common wax candle has a luminous intensity of roughly 1 cd
  • Medical Aesthetic Laser Equipment | Candela
    Established in 1970 in the United States, Candela has been a leading global aesthetic device company with a comprehensive portfolio of laser, IPL, radiofrequency microneedling devices, and with a global distribution footprint
  • Candela Corporation | Call Us @ (800) 922-9226
    Candela Corporation provides high-quality lighting and electrical products for distributors Explore our extensive catalog, including lamps, ballasts, sockets, and more Trusted industry partner for over 30 years
  • candela - Illuminating Engineering Society
    One candela is one lumen per steradian (lm sr) Formerly, candle Note: The fundamental SI unit of luminous intensity is the candela *
  • CANDELA Definition Meaning - Merriam-Webster
    The meaning of CANDELA is the base unit of luminous intensity in the International System of Units that is equal to the luminous intensity in a given direction of a source which emits monochromatic radiation of frequency 540 × 1012 hertz and has a radiant intensity in that direction of 1 683 watt per unit solid angle —abbreviation cd
  • Candela | NIST
    Small wonder, then, that even in our technological society, the measurement unit for light—the candela—is the most human-oriented of the International System of Units (SI) The candela is the SI’s base unit for photometry—the science of measuring light as perceived by the human visual system
  • Candela (cd) | Britannica
    The candela has replaced the standard candle or lamp as a unit of luminous intensity in calculations involving artificial lighting and is sometimes called the “new candle ”
  • - candela - BIPM
    The candela, symbol cd, is the SI unit of luminous intensity in a given direction
  • What is a Candela? - AllTheScience
    What is a Candela? A candela is a measurement of the intensity of light and is used in the International Standard (SI) measurement system Historically, a candela has been roughly equal to the intensity of the light emitted by a regular candle
  • Luminous intensity - Wikipedia
    The SI unit of luminous intensity is the candela (cd), an SI base unit Photometry deals with the measurement of visible light as perceived by human eyes The human eye can only see light in the visible spectrum and has different sensitivities to light of different wavelengths within the spectrum





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