Convert Foot-candles (fc) to Lux (lx)
1 fc = 10.76391 lx. Enter any value in fc below and see it expressed in lx with full precision.
Formula
1 fc = 10.76391 lx
To convert fc to lx, multiply the value by 10.76391.
Conversion Table
| Foot-candles (fc) | Lux (lx) |
|---|---|
| 0.01 fc | 0.1076 lx |
| 0.1 fc | 1.0764 lx |
| 0.5 fc | 5.382 lx |
| 1 fc | 10.7639 lx |
| 2 fc | 21.5278 lx |
| 3 fc | 32.2917 lx |
| 5 fc | 53.8196 lx |
| 10 fc | 107.6391 lx |
| 15 fc | 161.4587 lx |
| 20 fc | 215.2782 lx |
| 25 fc | 269.0978 lx |
| 50 fc | 538.1955 lx |
| 100 fc | 1076.391 lx |
| 250 fc | 2690.9776 lx |
| 500 fc | 5381.9552 lx |
| 1000 fc | 10763.9104 lx |
| 2500 fc | 26909.776 lx |
| 5000 fc | 53819.552 lx |
| 10000 fc | 107639.104 lx |
| 50000 fc | 538195.52 lx |
Common fc to lx Examples
- 1 fc = 10.7639 lx
- 5 fc = 53.8196 lx
- 10 fc = 107.6391 lx
- 25 fc = 269.0978 lx
- 50 fc = 538.1955 lx
- 100 fc = 1076.391 lx
- 500 fc = 5381.9552 lx
- 1000 fc = 10763.9104 lx
About the units
Foot-candles (fc) — The foot-candle is the US lighting-industry unit: the light of one candle at one foot. American photography guides and building codes specify illumination in foot-candles; the rest of the world uses lux.
Lux (lx) — The lux is the SI unit of illuminance — light arriving on a surface. Office lighting is designed around 500 lx, a bright overcast day is ~1,000 lx, and full summer sunlight over 100,000 lx.
Frequently Asked Questions
Where does the unit fc come from?
The foot-candle is the US lighting-industry unit: the light of one candle at one foot. American photography guides and building codes specify illumination in foot-candles; the rest of the world uses lux.
Where does the unit lx come from?
The lux is the SI unit of illuminance — light arriving on a surface. Office lighting is designed around 500 lx, a bright overcast day is ~1,000 lx, and full summer sunlight over 100,000 lx.
How do I convert fc to lx by hand?
Take the value in fc and multiply the value by 10.76391. The result is the same value expressed in lx.
Is the conversion from fc to lx exact?
The ratio 10.76391 is defined to high precision and is exact for most practical purposes. Rounding only matters when many decimal places are needed.
How much is 1 fc in lx?
1 fc equals 10.76391 lx. This ratio applies to every conversion between the two units.
What is the formula to convert fc to lx?
The formula is 1 fc = 10.76391 lx. To convert any value, multiply the value by 10.76391.