Footcandle
nounverified·updated May 18, 2026
a unit of illuminance on a surface that is everywhere 1 foot from a point source of 1 candle
Framework senses
- §1
- a unit of illuminance on a surface that is everywhere 1 foot from a point source of 1 candle
- §1 · legacy_primary
- a unit of illuminance on a surface that is everywhere 1 foot from a point source of 1 candleDR-088 backfill from the noun definition column