Converting from Candela per Square Foot (cd/ft²) to Lambert (L) | Luminance

What is Candela per Square Foot (cd/ft²)

Candela per Square Foot (cd/ft²) is a unit of luminance measurement that quantifies the amount of light emitted from a surface in a specific direction. It is commonly used in lighting design and photometry to determine the brightness levels of light sources or illuminated areas.

What is Lambert (L)

Lambert (L) is another unit of luminance measurement that represents the brightness of a surface emitting or reflecting light. It is named after the German scientist Johann Heinrich Lambert and is used in various fields such as photography, astronomy, and materials science to characterize light intensity.

Conversion Formulas

The default conversion factors between Candela per Square Foot (cd/ft²) and Lambert (L) are as follows:

• 1 (cd/ft²) = 0.03381582 (L)
• 1 (L) = 29.57196 (cd/ft²)

Examples

Let's look at a few examples of conversions between cd/ft² and L:

11 cd/ft2=0.371974 L

13 cd/ft2=0.4396057 L

16 cd/ft2=0.5410532 L

Use this page to perform conversions between Candela per Square Foot (cd/ft²) and Lambert (L) easily for your luminance calculations.