Phots to Lux
10 Phots = 100,000 Lux
100,000
About these units
Phots
The phot is a CGS illuminance unit equal to one lumen per square centimeter, or 10,000 lux. It describes very bright light.
Lux
The lux is the SI unit of illuminance, one lumen per square meter. A well-lit office is around 500 lux; daylight can exceed 10,000 lux.
Conversion formula
To convert Phot to Lux, multiply the value by 10,000.
Quick reference
| Phots | Lux |
|---|---|
| 1 | 10,000 |
| 2 | 20,000 |
| 5 | 50,000 |
| 10 | 100,000 |
| 100 | 1,000,000 (1 × 10⁶) |
Frequently asked questions
- How many Lux are in one Phot?
- 1 Phot = 10,000 Lux.
- How many Phots are in one Lux?
- 1 Lux = 0.0001 (1 × 10⁻⁴) Phots.