Candela per Square Meter to Lambert Conversion
Convert between Candela per Square Meter and Lambert quickly and accurately.
How to Convert Candela per Square Meter to Lambert
Conversion Formula
Example
Convert 15 cd/m² to L:
Unit Information
Learn about the luminance units you're converting between
Candela per Square Meter
cd/m²
Definition
The Candela per Square Meter is the SI derived unit of luminance, representing the luminous intensity per unit area of light traveling in a given direction. It quantifies how much light is emitted or reflected from a surface area.
History/Origin
Derived from the SI base units of luminous intensity (candela) and area (square meter), this unit was established as part of the modern metric system. It provides a standardized way to measure surface brightness and is fundamental to photometry and lighting design.
Current Use
Widely used in lighting engineering, display technology, and photometry for measuring screen brightness, surface illumination, and light output. Essential for designing lighting systems, evaluating display performance, and ensuring proper illumination levels in various applications.
Multiplier
1
Offset
0
Lambert
L
Definition
The Lambert is a non-SI unit of luminance named after Johann Heinrich Lambert, equal to 3183.0988618379 candela per square meter. It is used in some specialized applications and provides an alternative way to express luminance values in certain technical contexts.
History/Origin
Named after the Swiss mathematician and physicist Johann Heinrich Lambert, this unit was developed as part of early photometric systems. It has historical significance in the development of photometry and is still used in some specialized applications and older technical literature.
Current Use
Used in some specialized photometric applications and historical contexts. Occasionally found in older technical specifications and certain branches of lighting science where traditional units are still preferred or required for compatibility with existing systems.
Multiplier
3183.099
Offset
0
Candela per Square Meter to Lambert Conversion Table
| Candela per Square Meter [cd/m²] | Lambert [L] |
|---|---|
| 1 cd/m² | 0.000314 L |
| 10 cd/m² | 0.003142 L |
| 25 cd/m² | 0.007854 L |
| 50 cd/m² | 0.015708 L |
| 100 cd/m² | 0.031416 L |
| 0 cd/m² | 0E+0 L |
| -10 cd/m² | -0.003142 L |
| -40 cd/m² | -0.012566 L |
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