500 Lux to Foot-Candles
500 lx ≈ 46.45 fc
500 lux is approximately 46.45 foot-candles.
How to convert 500 lx to fc
Use the formula fc = lx ÷ 10.763910417:
fc = 500 ÷ 10.763910417fc = 46.45152
So 500 lx = 46.45152 fc, or about 46.45 fc rounded.
Rounded values and quick estimate
- Rounded to a whole number: 46 fc
- Rounded to one decimal place: 46.5 fc
- Conversion factor: 1 lux = 0.0929 foot-candles
Quick mental estimate: divide by 10. For 500 lx that gives about 50 fc — off by 3.55 fc (7.6%). Use the exact formula when precision matters.
500 Lux in other units
- Foot-candles
- 46.45 fc
500 lx and nearby values
| Lux | Foot-candles |
|---|---|
| 496 lx | 46.08 fc |
| 497 lx | 46.17 fc |
| 498 lx | 46.27 fc |
| 499 lx | 46.36 fc |
| 500 lx | 46.45 fc |
| 501 lx | 46.54 fc |
| 502 lx | 46.64 fc |
| 503 lx | 46.73 fc |
| 504 lx | 46.82 fc |
About lux and foot-candles
Lux is the SI unit of illuminance: one lumen per square meter. Offices are typically lit to 300–500 lux.
A foot-candle is one lumen per square foot, about 10.76 lux. US lighting design often uses foot-candles.
Related conversions
Frequently asked questions
What is 500 Lux in Foot-Candles?
500 lux is about 46.45 foot-candles (500 lx ≈ 46.45 fc).
How do you convert 500 lx to fc?
Apply fc = lx ÷ 10.763910417: fc = 500 ÷ 10.763910417, fc = 46.45152.
How many lux is 46.45 fc?
46.45 fc is about 499.98 lux.