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Cd

Conversions to other units

Conversions from other units

Physical quantity

luminous intensity

Unit type

SI base unit

Common prefix forms

microcandela (μcd) | millicandela (mcd) | kilocandela (kcd) | megacandela (Mcd)

Unit system

Système International d'Unités (SI)

Basic unit dimensions

[luminous intensity]

Corresponding quantity for 1 cd

Luminous flux for isotropic radiation in all directions:
| 12.57 lm (lumens)

Radiant intensity for light of frequency 540 THz from the mechanical equivalent of light:
| 0.0015 W/sr (watts per steradian)

Comparison for 1 cd as luminous intensity

≈ luminous intensity of a typical common candle ( ≈ 1 cd )

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