Convert candlepowers to candelas
1 cp = 0.981 cd — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.981cd
As a fraction: 981/1000
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1 cp = 0.981 cd
Show this value in all 7 luminous intensity units
- Kilocandelas kcd 0.000 981
- Candelas cd 0.981
- Millicandelas mcd 981
- Microcandelas µcd 981 000
- Candlepowers cp 1
- Hefnerkerzes HK 1.086 378 737 54
- Lumen per steradians lm/sr 0.981
Every row is Candlepower (cp) converted through the candela, in exact rational arithmetic.
How to convert candlepowers to candelas
Multiply the number of candlepowers by 0.981 to get candelas.
The exact factor is 0.981 — as a fraction, 981/1000.
Candlepower: The international candle, superseded by the candela in 1948.
Candlepower to Candela conversion table
| Candlepowers (cp) | Candelas (cd) |
|---|---|
| 1 cp | 0.981 |
| 2 cp | 1.962 |
| 3 cp | 2.943 |
| 5 cp | 4.905 |
| 10 cp | 9.81 |
| 20 cp | 19.62 |
| 25 cp | 24.525 |
| 50 cp | 49.05 |
| 100 cp | 98.1 |
| 250 cp | 245.25 |
| 500 cp | 490.5 |
| 1000 cp | 981 |
Candela to Candlepower conversion table
| Candelas (cd) | Candlepowers (cp) |
|---|---|
| 1 cd | 1.019 368 |
| 2 cd | 2.038 736 |
| 3 cd | 3.058 104 |
| 5 cd | 5.096 84 |
| 10 cd | 10.193 68 |
| 20 cd | 20.387 36 |
| 25 cd | 25.4842 |
| 50 cd | 50.9684 |
| 100 cd | 101.9368 |
| 250 cd | 254.842 |
| 500 cd | 509.684 |
| 1000 cd | 1019.368 |
Frequently asked
How many candelas are in a candlepower?
One candlepower equals 0.981 candelas (cp → cd). That figure is exact, not rounded.
How do you convert candlepowers to candelas?
Multiply the number of candlepowers by 0.981 to get candelas.
What is 1 cd in candlepowers?
One candela is 1.019367992 candlepowers.
What is 10 cp in cd?
10 cp = 9.81 cd.
What exactly is a candlepower?
The international candle, superseded by the candela in 1948.