›› Measurement unit: petacandela

Full name: petacandela

Plural form: petacandelas

Symbol: Pcd

Category type: luminous intensity

Scale factor: 1.0E+15


›› SI unit: candela

The SI base unit for luminous intensity is the candela.
1 candela is equal to 1.0E-15 petacandela.


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›› Definition: Petacandela

The SI prefix "peta" represents a factor of 1015, or in exponential notation, 1E15.

So 1 petacandela = 1015 candelas.

The definition of a candela is as follows:

The candela (symbol: cd) is the SI base unit of luminous intensity. It is the power emitted by a light source in a particular direction, weighted by the luminosity function. A common candle emits light with a luminous intensity of roughly one candela. The candela is officially defined as the luminous intensity of a source that emits monochromatic radiation of frequency 5401012 hertz and that has a radiant intensity of 1/683 watt per steradian.


›› Sample conversions: petacandela

petacandela to nanocandela
petacandela to lumen/steradian
petacandela to candlepower [old]
petacandela to candle [Germany]
petacandela to megacandela
petacandela to Hefner unit
petacandela to pentane candle
petacandela to candlepower
petacandela to carcel unit