How to Convert Illuminance Online: Lux, Foot-Candles and Phot Explained
One foot-candle is 10.7639 lux and one phot is 10,000 lux, so a typical 500 lux office is about 46.5 foot-candles. This guide gives the factors, three worked examples, and typical anchors from living rooms to overcast daylight.
Asad · Oct 16, 2026 Read article →










