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... Lumen per square meter steradian = ... Lumen per square foot steradian
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Lumen per square meter steradian to Lumen per square foot steradian Converter
Use this page to convert lumen per square meter steradian values into lumen per square foot steradian, with background details, formulas, a worked example, and a quick conversion table.
Conversion formula
1 lm/(m^2*sr) = 0.09290304 lm/(ft^2*sr)
1 lm/(ft^2*sr) = 10.7639104167097 lm/(m^2*sr)
Example: 100 lm/(m^2*sr) = 9.290304 lm/(ft^2*sr)
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Lumen per square meter steradian
One lumen per square meter steradian is equal to one candela per square meter.
History: This form expands candela into lumen per steradian.
Current use: Used in photometry, radiometry-adjacent calculations, and optical engineering derivations.
Also written as lm/(m^2*sr).
Lumen per square foot steradian
One lumen per square foot steradian is equal to 1 / ft^2 candelas per square meter.
History: This form is equivalent to candela per square foot.
Current use: Used for US customary lighting and optical calculations.
Also written as lm/(ft^2*sr).
Lumen per square meter steradian to Lumen per square foot steradian table
| Lumen per square meter steradian [lm/(m^2*sr)] | Lumen per square foot steradian [lm/(ft^2*sr)] |
|---|---|
| 0.01 lm/(m^2*sr) | 0.0009290304 lm/(ft^2*sr) |
| 0.1 lm/(m^2*sr) | 0.009290304 lm/(ft^2*sr) |
| 1 lm/(m^2*sr) | 0.09290304 lm/(ft^2*sr) |
| 2 lm/(m^2*sr) | 0.18580608 lm/(ft^2*sr) |
| 5 lm/(m^2*sr) | 0.4645152 lm/(ft^2*sr) |
| 10 lm/(m^2*sr) | 0.9290304 lm/(ft^2*sr) |
| 20 lm/(m^2*sr) | 1.8580608 lm/(ft^2*sr) |
| 50 lm/(m^2*sr) | 4.645152 lm/(ft^2*sr) |
| 100 lm/(m^2*sr) | 9.290304 lm/(ft^2*sr) |
Frequently asked questions
How many Lumen per square foot steradian (lm/(ft^2*sr)) are in one Lumen per square meter steradian (lm/(m^2*sr))?
One Lumen per square meter steradian equals 0.09290304 Lumen per square foot steradian.
How do you convert Lumen per square meter steradian to Lumen per square foot steradian?
Multiply the Lumen per square meter steradian value by 0.09290304 to get the result in Lumen per square foot steradian.
How do you convert Lumen per square foot steradian back to Lumen per square meter steradian?
Multiply the Lumen per square foot steradian value by 10.7639104167097 to get back to Lumen per square meter steradian.
What is 100 Lumen per square meter steradian in Lumen per square foot steradian?
100 Lumen per square meter steradian equals 9.290304 Lumen per square foot steradian.