Candela → Lumen (estéreo-radiano 1)
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
lm = cd × 12.566370614359172
About this calculator
The candela to lumen converter is a useful tool for those who need to perform illumination calculations. It uses the formula lm = cd × 12.566370614359172 to convert the amount of light emitted by a source in units of lumen.
This calculator is ideal for professionals in the field of engineering, architecture or for anyone who needs to perform illumination calculations in projects or in their daily life.
Remember that the candela is a unit of measurement of luminous intensity, while the lumen is a unit of measurement of the amount of light emitted. Therefore, it is essential to use the calculator correctly to get accurate results.
If you are designing an illumination system, it is essential to consider the type of lamp, the distance between the light source and the area to be illuminated, as well as other factors that may affect the amount of light emitted.
Frequently asked questions
What is a candela?
A candela is a unit of measurement of luminous intensity, representing the amount of light emitted by a source in a specific direction.
What is a lumen?
A lumen is a unit of measurement of the amount of light emitted by a source, considering all directions. It is the most common unit used to measure the amount of light emitted by a lamp or other illumination device.
How should I use this calculator?
Just enter the amount of candela and the calculator will convert it to lumen. Remember that the formula used is lm = cd × 12.566370614359172.
What is the conversion factor between candela and lumen?
The conversion factor is 12.566370614359172.
Can this calculator be used for other types of conversions?
No, this calculator is specific to candela to lumen conversion. If you need to perform another type of conversion, it is recommended to use another calculator or tool.