Foot-Candle to Lux Converter
Convert Foot-Candle (fc) to Lux (lx) instantly. 1 fc = 10.76391 lx.
Illuminance Converter
4 units available
1 fc = 10.76391 lx
Formula:
lx = fc × 10.76391With your value: 1 fc = 10.76391 lx
Other Foot-Candle to Lux conversions
Foot-Candle to Lux Conversion Table
| Foot-Candle (fc) | Lux (lx) |
|---|---|
| 0.5 | 5.381955 |
| 1 | 10.76391 |
| 2 | 21.52782 |
| 5 | 53.81955 |
| 10 | 107.6391 |
| 15 | 161.45865 |
| 20 | 215.2782 |
| 25 | 269.09775 |
| 50 | 538.1955 |
| 100 | 1,076.391 |
| 250 | 2,690.9775 |
| 500 | 5,381.955 |
| 1000 | 10,763.91 |
Lux to Foot-Candle Conversion Table
| Lux (lx) | Foot-Candle (fc) |
|---|---|
| 0.5 | 0.046452 |
| 1 | 0.092903 |
| 2 | 0.185806 |
| 5 | 0.464515 |
| 10 | 0.92903 |
| 15 | 1.393546 |
| 20 | 1.858061 |
| 25 | 2.322576 |
| 50 | 4.645152 |
| 100 | 9.290304 |
| 250 | 23.225761 |
| 500 | 46.451522 |
| 1000 | 92.903044 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Foot-Candle (fc)
Illuminance
Derived from the lux (1 lx = 1 lm/m²); the foot-candle is 1 lm/ft².
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Lux (lx)
Illuminance
Derived from the lux (1 lx = 1 lm/m²); the foot-candle is 1 lm/ft².
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Foot-Candle to Lux
To convert from Foot-Candle (fc) to Lux (lx), multiply the value by 10.76391.
Formula: lx = fc × 10.76391
Reverse: fc = lx × 0.0929030436
Step-by-Step Example
- Start with your value in Foot-Candle. For example: 5 fc
- Multiply by the conversion factor: 5 x 10.76391
- The result is: 53.81955 lx
About Foot-Candle
The foot-candle (fc) is a unit of illuminance. One foot-candle equals 10.76391 luxs. UnitConvertLab converts it against every other illuminance unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: illuminance calculations, engineering and science, education.
About Lux
Lux (lx) is the SI unit of illuminance, measuring luminous flux per unit area. It is equal to one lumen per square meter.
Fun Fact: Direct sunlight is about 32,000 to 100,000 lux.
Common uses: lighting design, photography, workspace safety.
Frequently Asked Questions
How many Lux are in 1 Foot-Candle?
There are exactly 10.76391 Lux in 1 Foot-Candle. This means the conversion factor from Foot-Candle to Lux is 10.76391.
What is the formula to convert Foot-Candle to Lux?
The formula to convert Foot-Candle to Lux is: lx = fc × 10.76391. For example, to convert 10 Foot-Candle to Lux, you would multiply 10 by 10.76391.
What is a Foot-Candle?
The foot-candle (fc) is a unit of illuminance. One foot-candle equals 10.76391 luxs. UnitConvertLab converts it against every other illuminance unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What is a Lux?
Lux (lx) is the SI unit of illuminance, measuring luminous flux per unit area. It is equal to one lumen per square meter.
What are the common uses of Foot-Candle?
The Foot-Candle is commonly used in illuminance calculations, engineering and science, education.
Related Illuminance Conversions
Cite this page
UnitConvertLab. (2026). Foot-Candle to Lux converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/foot_candle-to-lux