Foot-candles to Lux Converter fc → lx
1 foot-candle (fc) = 10.76391042 lux (lx). Type a value below — the conversion happens instantly, entirely on your device.
1 fc = 10.76391042 lx
1 foot-candles = 10.76391 lux
1 × 10.7639 = 10.76391
1 fc equals 10.7639 lx, so multiplying by 10.7639 converts the value. The result describes the exact same quantity — only the measuring stick changes.
How to convert foot-candles to lux
lux = foot-candles × 10.76391042 — multiply the foot-candle value by 10.7639.
Example: 10 fc = 107.639 lx.
To convert the other way: foot-candles = lux ÷ 10.76391042 — or use the dedicated lx to fc converter .
Foot-candles to Lux conversion table
| Foot-candles (fc) | Lux (lx) |
|---|---|
| 0.1 | 1.076391 |
| 0.25 | 2.6909776 |
| 0.5 | 5.3819552 |
| 1 | 10.76391 |
| 2 | 21.527821 |
| 3 | 32.291731 |
| 4 | 43.055642 |
| 5 | 53.819552 |
| 6 | 64.583463 |
| 7 | 75.347373 |
| 8 | 86.111283 |
| 9 | 96.875194 |
| 10 | 107.6391 |
| 15 | 161.45866 |
| 20 | 215.27821 |
| 25 | 269.09776 |
| 30 | 322.91731 |
| 40 | 430.55642 |
| 50 | 538.19552 |
| 75 | 807.29328 |
| 100 | 1076.391 |
| 250 | 2690.9776 |
| 500 | 5381.9552 |
| 1000 | 10,763.91 |
About the units
What is a foot-candle?
One lumen per square foot, about 10.764 lux. Common in US and lighting-industry practice; 1 fc is roughly the light of one candle at one foot.
What is a lux?
The SI unit of illuminance — one lumen per square metre. A brightly lit office is about 500 lux; direct sunlight can exceed 100,000 lux.
Frequently asked questions
How many lux are in 1 foot-candle?
1 foot-candle (fc) = 10.76391042 lux (lx).
What is the formula to convert foot-candles to lux?
lux = foot-candles × 10.76391042 — multiply the foot-candle value by 10.7639.
How do I convert fc to lx without a calculator?
Multiply by 10.8 for a close estimate. Exact factor: 1 fc = 10.76391042 lx.
Is this fc-to-lx converter accurate and private?
Yes. It uses the exact internationally defined conversion factors and computes results locally in your browser — your input is never sent to a server, and the page keeps working offline.