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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 – Hydrofoiling Electric Boats and Ferries
    We build electric hydrofoil boats and ferries for leisure and commercial use Explore the Candela C-8 and the Candela P-12
  • Lumens vs Candela : Whats the Difference? - Quick and Easy Lighting
    Lumens and candela are both units of measurement that can be used to describe how much light is being delivered, but they differ Lumens measure the total amount of light output by a source, while candela is more specific in measuring how much of that light is travelling in a particular direction
  • Candela - Simple English Wikipedia, the free encyclopedia
    The candela (symbol: cd) is the SI base unit of luminous intensity It measures how bright something is It is one of the basic units of science A light bulb is bright, but the Sun is much brighter, so the Sun has more candelas than the light bulb
  • 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 | 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) - NPL
    The candela is used to measure the visual intensity of light sources, like light bulbs or the bulbs in torches It is the only SI base unit based on human perception
  • candela – Metric System
    The frequency of electromagnetic radiation chosen for the definition of the candela is in the green region of the visible spectrum The human eye, when adapted for bright conditions, is most sensitive near this frequency
  • 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





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