Foot Candle to Phot Converter
Convert foot-candle to phot instantly.
Standard illuminance units
Fun comparisons
How to convert foot-candle to phot
Enter your illuminance in foot-candle and get the equivalent in phot instantly. Key reference points: direct sunlight provides about 100,000 lux, a typical office is 300-500 lux (28-46 foot-candles), and a full moon provides about 0.25 lux.
Foot-candles are used in US lighting design; phot is the CGS illuminance unit. Both are older systems, though foot-candles remain actively used in US building codes and real estate.
Need the opposite direction? Convert phot to foot-candle just as easily, or explore all our illuminance conversions.
Common foot-candle to phot conversions
| Foot Candle (fc) | Phot (ph) |
|---|---|
| 1 | 0.00107639 |
| 5 | 0.00538195 |
| 10 | 0.0107639 |
| 25 | 0.0269097 |
| 50 | 0.0538195 |
| 100 | 0.107639 |
| 500 | 0.538195 |
| 1000 | 1.07639 |
Frequently asked questions
1 foot-candle equals 0.00107639 phot.
Multiply by 0.00107639. For example, 5 fc = 0.00538195 ph.
100 foot-candles equals approximately 0.1076 phot.
1 phot equals 929.031 foot-candle.
100 foot-candle equals 0.107639 phot.