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Phot to Lux
Convert Phot to Lux and get the exact value instantly.
About this conversion
To convert Phot to Lux, multiply the number of Phot by 10000.
Illuminance — the light falling on a surface — is measured in lux in SI and foot-candles in US lighting design, which matters for photography, workplace standards and growing plants.
Conversion table
| Phot (ph) | Lux (lx) |
|---|---|
| 1 ph | 10000 lx |
| 2 ph | 20000 lx |
| 5 ph | 50000 lx |
| 10 ph | 100000 lx |
| 100 ph | 1000000 lx |
How to use this converter
- Enter your Phot value
Type any number into the Phot field. It starts at 1 so you can read the rate straight away.
- Read the Lux result
The amount in Lux updates as you type, so there is no button to press and nothing to wait for.
- Swap or keep exploring
Use the swap control to flip the direction, or pick a related conversion from the list below.
Frequently asked
- How many Lux are in one Phot?
- One Phot equals 10000 lx. Enter any amount above to get an exact figure for your own value.
- Is this converter accurate?
- Yes. It uses the exact international definition of each unit and computes on your device, so the only rounding is for display.
- Do you upload the numbers I enter?
- No. The Phot to Lux conversion runs entirely in your browser tab, and nothing you type is sent to a server.
- Does it work on my phone?
- Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.
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