Lux to Phots
1 lx = 0.0001 ph. Edit either value to convert instantly.
Conversion formula
ph = lx × (1) × (0.0001)1 lx = 0.0001 ph
lux (lx)
lux is a unit of illuminance: 1 lx = 1 lm/m².
phot (ph)
phot is a unit of illuminance: 1 ph = 10,000 lx.
Source: NIST SP 811, Appendix B.9: factors by kind of quantity
Conversion table
| lx | ph |
|---|---|
| = 0.0001 | |
| = 0.0002 | |
| = 0.0005 | |
| = 0.001 | |
| = 0.0015 | |
| = 0.002 | |
| = 0.0025 | |
| = 0.003 | |
| = 0.004 | |
| = 0.0045 |
| lx | ph |
|---|---|
| = 0.005 | |
| = 0.006 | |
| = 0.007 | |
| = 0.008 | |
| = 0.009 | |
| = 0.01 | |
| = 0.015 | |
| = 0.016 | |
| = 0.017 | |
| = 0.018 |
Frequently asked questions
How many phots are in 1 lux?
1 lx = 0.0001 ph. ph = lx × (1) × (0.0001)
How do I convert lx to ph?
ph = lx × (1) × (0.0001)
Is 1 lux bigger than 1 phot?
1 lx = 0.0001 ph.
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