Field glossary

Footcandle (fc)

Illuminance of one lumen per square foot, the US unit on most drawings

Used across 2 Anvilfield field guides, most in Datacenter.

Also defined as

Electrical: Illuminance at a surface, one lumen per square foot
Illuminance of one lumen per square foot; 1 fc is about 10.76 lux

Where this shows up

DatacenterWhitespace footcandle verification ElectricalCommercial lighting design

Back to the full field glossary