Candlepower
Enter a value and select units to convert.
Candlepower Unit Table
A list of units symbol and data.
From cpTo cd/m²All conversion
1 cp1 cd/m²
2 cp2 cd/m²
3 cp3 cd/m²
4 cp4 cd/m²
5 cp5 cd/m²
6 cp6 cd/m²
7 cp7 cd/m²
8 cp8 cd/m²
9 cp9 cd/m²
10 cp10 cd/m²
Description

Candlepower (cp): Traditional Measure of Luminous Intensity

Candlepower is an older unit of luminous intensity, historically defined as the light emitted by a standard candle. While it has been largely replaced by the candela in the International System of Units, candlepower is still used colloquially to describe the brightness of flashlights, spotlights, and other directional light sources. One candlepower is approximately equal to one candela.

Despite its obsolescence in scientific contexts, understanding candlepower remains useful for interpreting product specifications and consumer information, especially in industries where traditional units persist. Recognizing the equivalence between candlepower and candela facilitates accurate comparisons and informed decisions when selecting lighting equipment.

Candela per Square Meter (cd/m²): Standard Unit of Luminance

Candela per square meter is the SI unit of luminance, measuring the luminous intensity emitted or reflected from a surface in a given direction per unit area. This unit is commonly used to describe the brightness of displays, screens, and illuminated surfaces, providing a standardized measure for evaluating visual performance.

In practical applications, cd/m² values are critical for calibrating monitors, televisions, and other display devices to ensure consistent brightness and image quality. Accurate luminance measurements contribute to visual comfort, energy efficiency, and compliance with industry standards in various sectors, including consumer electronics, broadcasting, and lighting design.

Complete list of conversion for Candlepower
Candlepower (cp)

1 Candlepower = 1 Candela

Convert 2 cpcd

1 Candlepower = 1 Lumen

Convert 2 cplm

1 Candlepower = 1 Lux

Convert 2 cplx

1 Candlepower = 0.09290312990644656 Footcandle

Convert 2 cpfc

1 Candlepower = 0.0001 Phot

Convert 2 cpph

1 Candlepower = 1 Candela per square meter

Convert 2 cpcd/m²

1 Candlepower = 1 Nit

Convert 2 cpnt

1 Candlepower = 0.0001 Stilb

Convert 2 cpsb

1 Candlepower = 0.0003141592653587727 Lambert

Convert 2 cpL

1 Candlepower = 0.2918635079290997 Footlambert

Convert 2 cpfL

1 Candlepower = 1 Lumen second

Convert 2 cplm·s

1 Candlepower = 1 Lux second

Convert 2 cplx·s

1 Candlepower = 1 Rayleigh

Convert 2 cpR