Lumen per Square Centimeter Steradian to Lambert Conversion

Convert between Lumen per Square Centimeter Steradian and Lambert quickly and accurately.

lm/(cm²·sr)
L

How to Convert Lumen per Square Centimeter Steradian to Lambert

Conversion Formula

1 lm/(cm²·sr) = 3.142 L
1 L = 0.318 lm/(cm²·sr)

Example

Convert 15 lm/(cm²·sr) to L:

15 lm/(cm²·sr) = 15 × 3.142 L = 47.124 L

Unit Information

Learn about the luminance units you're converting between

Lumen per Square Centimeter Steradian

lm/(cm²·sr)

Definition

The Lumen per Square Centimeter Steradian is a unit of luminance using square centimeters as the area unit. It is equivalent to 10,000 candela per square meter and is used for measuring high-luminance sources with more manageable numbers.

History/Origin

This unit was developed as a practical alternative to the square meter unit when dealing with high-luminance applications. It provides more convenient numbers for measuring bright light sources and is commonly used in display technology and laser applications.

Current Use

Frequently used in display technology, laser systems, and high-intensity lighting applications. Common in measuring LED displays, plasma screens, and other bright light sources where precise luminance control is essential for performance and safety.

Multiplier

10000

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

Lumen per Square Centimeter Steradian to Lambert Conversion Table

Lumen per Square Centimeter Steradian [lm/(cm²·sr)] Lambert [L]
1 lm/(cm²·sr) 3.141593 L
10 lm/(cm²·sr) 31.415927 L
25 lm/(cm²·sr) 78.539816 L
50 lm/(cm²·sr) 157.079633 L
100 lm/(cm²·sr) 314.159265 L
0 lm/(cm²·sr) 0E+0 L
-10 lm/(cm²·sr) -31.415927 L
-40 lm/(cm²·sr) -125.663706 L