4.9 lx ≈ 0.455225 ft-cd. To convert lux to foot-candles, multiply by 0.09290313: 4.9 × 0.09290313 = 0.455225.
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: 4.9 × 0.09290313 = 0.455225.
- Answer: 4.9 lx ≈ 0.455225 ft-cd (rounded to 6 significant figures).
Lux to Foot-candles table
| Lux (lx) | Foot-candles (ft-cd) |
|---|---|
| 4.4 lx | 0.408774 ft-cd |
| 4.5 lx | 0.418064 ft-cd |
| 4.6 lx | 0.427354 ft-cd |
| 4.7 lx | 0.436645 ft-cd |
| 4.8 lx | 0.445935 ft-cd |
| 4.9 lx | 0.455225 ft-cd |
| 5 lx | 0.464516 ft-cd |
| 5.1 lx | 0.473806 ft-cd |
| 5.2 lx | 0.483096 ft-cd |
| 5.3 lx | 0.492387 ft-cd |
| 5.4 lx | 0.501677 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 |