Lux to Foot-candles Converter lx → fc
1 lux (lx) = 0.09290304 foot-candles (fc). Type a value below — the conversion happens instantly, entirely on your device.
1 lx = 0.09290304 fc
1 lux = 0.09290304 foot-candles
1 × 0.092903 = 0.09290304
1 lx equals 0.092903 fc, so multiplying by 0.092903 converts the value. The result describes the exact same quantity — only the measuring stick changes.
How to convert lux to foot-candles
foot-candles = lux × 0.09290304 — multiply the lux value by 0.092903.
Example: 10 lx = 0.92903 fc.
To convert the other way: lux = foot-candles ÷ 0.09290304 — or use the dedicated fc to lx converter .
Lux to Foot-candles conversion table
| Lux (lx) | Foot-candles (fc) |
|---|---|
| 0.1 | 0.009290304 |
| 0.25 | 0.02322576 |
| 0.5 | 0.04645152 |
| 1 | 0.09290304 |
| 2 | 0.18580608 |
| 3 | 0.27870912 |
| 4 | 0.37161216 |
| 5 | 0.4645152 |
| 6 | 0.55741824 |
| 7 | 0.65032128 |
| 8 | 0.74322432 |
| 9 | 0.83612736 |
| 10 | 0.9290304 |
| 15 | 1.3935456 |
| 20 | 1.8580608 |
| 25 | 2.322576 |
| 30 | 2.7870912 |
| 40 | 3.7161216 |
| 50 | 4.645152 |
| 75 | 6.967728 |
| 100 | 9.290304 |
| 250 | 23.22576 |
| 500 | 46.45152 |
| 1000 | 92.90304 |
About the units
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.
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.
Frequently asked questions
How many foot-candles are in 1 lux?
1 lux (lx) = 0.09290304 foot-candles (fc).
What is the formula to convert lux to foot-candles?
foot-candles = lux × 0.09290304 — multiply the lux value by 0.092903.
How do I convert lx to fc without a calculator?
Multiply by 0.0929 for a close estimate. Exact factor: 1 lx = 0.09290304 fc.
Is this lx-to-fc 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.