foot-candle to lux
Convert foot-candle (fc) to lux (lx). Use an editable illuminance converter, conversion formula, and reference table.
1 fc = 10.76391042 lx
Conversion formula
One foot-candle equals 10.76391042 lux. Multiply your value in foot-candle by this factor to get lux. For the reverse conversion, divide by the same factor.
Worked example
To convert 5 foot-candle:5 × 10.76391042 = 53.81955208 lx
Conversion table
| foot-candle (fc) | lux (lx) |
|---|---|
| 0.01 | 0.1076391042 |
| 0.1 | 1.076391042 |
| 1 | 10.76391042 |
| 2 | 21.52782083 |
| 5 | 53.81955208 |
| 10 | 107.6391042 |
| 25 | 269.0977604 |
| 50 | 538.1955208 |
| 100 | 1,076.391042 |
| 1000 | 10,763.91042 |
About these measurements
Illuminance is luminous flux falling on a surface per unit area.
The base reference used here is the lux. One foot-candle is 10.76391042 base units; one lux is 1 base units.
Important distinctions
One lux is one lumen per square meter.
Precision
The converter uses stored conversion factors and floating-point arithmetic. Results display up to ten significant digits, switching to scientific notation for very small or large values. Keep the precision of your original measurement when reporting results.
Common questions
How do I convert fc to lx?
Multiply the quantity in fc by 10.76391042. You can also type the value into the converter above.
Can I reverse the conversion?
Yes. Use the swap button or open the lux to foot-candle converter.
Reference
NIST Guide to the SI — conversion factors and prefix conventions. SI prefixes scale units by powers of ten; the dimension-specific notes above describe the assumptions used on this page.
