Axis

Luminous intensity

candlepowercp

The historical candle-based luminous intensity unit.

Dimension
J
Canonical signature
J
System
metric historical
Exactness
Approximate

Definition record

How this unit is defined

Canonical base
1 cp = 1.02 cd
Conversion type
linear
Historical notes
Varied with lamp standards; 1 cp ≈ 1.02 cd is the common adopted value.
Aliases
candle, candle power

Same dimension

Related units

lumensilmcandelasicdquettacandelasiQcdronnacandelasiRcdyottacandelasiYcdzettacandelasiZcdexacandelasiEcdpetacandelasiPcd

Common conversions

Every conversion routes through the canonical base of the dimension.

1 cp = 1.02 cd

Approximate relationship

10 cp = 10.2 cd

Approximate relationship