18 lx ≈ 1.6723 ft-cd. To convert lux to foot-candles, multiply by 0.09290313: 18 × 0.09290313 = 1.6723.
How to convert lux to foot-candles
ft-cd = lx × 0.09290313
- 1 lx = 0.09290313 ft-cd (and 1 ft-cd = 10.7639 lx).
- Multiply the amount by the factor: 18 × 0.09290313 = 1.6723.
- Answer: 18 lx ≈ 1.6723 ft-cd (rounded to 6 significant figures).
Lux to Foot-candles table
| Lux (lx) | Foot-candles (ft-cd) |
|---|---|
| 13 lx | 1.2077 ft-cd |
| 14 lx | 1.3006 ft-cd |
| 15 lx | 1.3935 ft-cd |
| 16 lx | 1.4865 ft-cd |
| 17 lx | 1.5794 ft-cd |
| 18 lx | 1.6723 ft-cd |
| 19 lx | 1.7652 ft-cd |
| 20 lx | 1.8581 ft-cd |
| 21 lx | 1.951 ft-cd |
| 22 lx | 2.0439 ft-cd |
| 23 lx | 2.1368 ft-cd |
| lx | ft-cd |
|---|---|
| 1 lx | 0.0929031 ft-cd |
| 5 lx | 0.464516 ft-cd |
| 10 lx | 0.929031 ft-cd |
| 50 lx | 4.6452 ft-cd |
| 100 lx | 9.2903 ft-cd |
| 1,000 lx | 92.9031 ft-cd |