Converter group
Light Converters
Illumination Converter
Result
... Phot = ... Candela steradian per square meter
Find the units to convert
Phot to Candela steradian per square meter Converter
Use this page to convert phot values into candela steradian per square meter, with background details, formulas, a worked example, and a quick conversion table.
Conversion formula
1 ph = 10,000 cd*sr/m^2
1 cd*sr/m^2 = 0.0001 ph
Example: 500 ph = 5,000,000 cd*sr/m^2
Phot
One phot is equal to 10000 lux.
History: The phot is a CGS photometric unit equal to one lumen per square centimeter.
Current use: Used mainly in older photometric tables and reference conversions.
Also written as ph.
Candela steradian per square meter
One candela steradian per square meter is equal to one lux.
History: Candela times steradian is dimensionally equivalent to lumen.
Current use: Used in photometric derivations and optical calculations.
Also written as cd*sr/m^2.
Phot to Candela steradian per square meter table
| Phot [ph] | Candela steradian per square meter [cd*sr/m^2] |
|---|---|
| 0.01 ph | 100 cd*sr/m^2 |
| 0.1 ph | 1,000 cd*sr/m^2 |
| 1 ph | 10,000 cd*sr/m^2 |
| 2 ph | 20,000 cd*sr/m^2 |
| 5 ph | 50,000 cd*sr/m^2 |
| 10 ph | 100,000 cd*sr/m^2 |
| 20 ph | 200,000 cd*sr/m^2 |
| 50 ph | 500,000 cd*sr/m^2 |
| 100 ph | 1,000,000 cd*sr/m^2 |
Frequently asked questions
How many Candela steradian per square meter (cd*sr/m^2) are in one Phot (ph)?
One Phot equals 10,000 Candela steradian per square meter.
How do you convert Phot to Candela steradian per square meter?
Multiply the Phot value by 10,000 to get the result in Candela steradian per square meter.
How do you convert Candela steradian per square meter back to Phot?
Multiply the Candela steradian per square meter value by 0.0001 to get back to Phot.
What is 500 Phot in Candela steradian per square meter?
500 Phot equals 5,000,000 Candela steradian per square meter.