Converting from Footcandle (fc) to Lumen per Square Centimeter (lm/cm²) | Illuminance

What is Footcandle (fc)

Footcandle (fc) is a unit of illuminance that measures the amount of light falling on a surface. It is defined as one lumen per square foot.

What is Lumen per Square Centimeter (lm/cm²)

Lumen per Square Centimeter (lm/cm²) is another unit of illuminance that measures the amount of light incident on a surface area of one square centimeter.

Conversion Formulas

The conversion between footcandle (fc) and lumen per square centimeter (lm/cm²) can be done using the following formulas:

• 1(fc)=0.001076391(lm/cm²)

• 1(lm/cm²)=929.0304(fc)

Examples

• 16 footcandles (fc) is equal to 0.01722226 lumen per square centimeter (lm/cm²).
• 14 footcandles (fc) is equal to 0.01506947 lumen per square centimeter (lm/cm²).
• 9 footcandles (fc) is equal to 0.009687519 lumen per square centimeter (lm/cm²).

Use this information to easily convert between footcandles and lumens per square centimeter for your illuminance calculations.