Convert foot-candles to phots
1 fc = 0.00107639104167 ph — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.001 076 391 041 67ph
As a fraction: 625/580644
1 fc = 0.00107639104167 ph
How to convert foot-candles to phots
Multiply the number of foot-candles by 0.00107639104167 to get phots.
Foot-candle: Lighting design in the US. One foot-candle is 10.763 91… lux — an exact fraction.
Foot-candle to Phot conversion table
| Foot-candles (fc) | Phots (ph) |
|---|---|
| 1 fc | 0.001 076 391 |
| 2 fc | 0.002 152 782 1 |
| 3 fc | 0.003 229 173 1 |
| 5 fc | 0.005 381 955 2 |
| 10 fc | 0.010 763 91 |
| 20 fc | 0.021 527 821 |
| 25 fc | 0.026 909 776 |
| 50 fc | 0.053 819 552 |
| 100 fc | 0.107 639 1 |
| 250 fc | 0.269 097 76 |
| 500 fc | 0.538 195 52 |
| 1000 fc | 1.076 391 |
Phot to Foot-candle conversion table
| Phots (ph) | Foot-candles (fc) |
|---|---|
| 1 ph | 929.0304 |
| 2 ph | 1858.0608 |
| 3 ph | 2787.0912 |
| 5 ph | 4645.152 |
| 10 ph | 9290.304 |
| 20 ph | 18 580.608 |
| 25 ph | 23 225.76 |
| 50 ph | 46 451.52 |
| 100 ph | 92 903.04 |
| 250 ph | 232 257.6 |
| 500 ph | 464 515.2 |
| 1000 ph | 929 030.4 |
Frequently asked
How many phots are in a foot-candle?
One foot-candle equals 0.001076391042 phots (fc → ph). That figure is exact, not rounded.
How do you convert foot-candles to phots?
Multiply the number of foot-candles by 0.00107639104167 to get phots.
What is 1 ph in foot-candles?
One phot is 929.0304 foot-candles.
What is 10 fc in ph?
10 fc = 0.010 763 91 ph.
What exactly is a foot-candle?
Lighting design in the US. One foot-candle is 10.763 91… lux — an exact fraction.