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Light Converters
Illumination Converter
Result
... Lumen per square foot = ... Lux
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Lumen per square foot to Lux Converter
Use this page to convert lumen per square foot values into lux, with background details, formulas, a worked example, and a quick conversion table.
Conversion formula
1 lm/ft^2 = 10.7639104167097 lx
1 lx = 0.09290304 lm/ft^2
Example: 500 lm/ft^2 = 5,381.95520835486 lx
Lumen per square foot
One lumen per square foot is equal to 1 / ft^2 lux.
History: Lumen per square foot is the dimensional form of the foot-candle.
Current use: Used in US lighting practice and illumination conversions.
Also written as lm/ft^2.
Lux
Lux measures luminous flux incident on a surface per square meter.
History: Lux is the SI unit for illumination or illuminance.
Current use: Used in lighting design, workplace standards, photography, displays, architecture, and safety guidelines.
Also written as lx.
Lumen per square foot to Lux table
| Lumen per square foot [lm/ft^2] | Lux [lx] |
|---|---|
| 0.01 lm/ft^2 | 0.107639104167097 lx |
| 0.1 lm/ft^2 | 1.07639104167097 lx |
| 1 lm/ft^2 | 10.7639104167097 lx |
| 2 lm/ft^2 | 21.5278208334195 lx |
| 5 lm/ft^2 | 53.8195520835486 lx |
| 10 lm/ft^2 | 107.639104167097 lx |
| 20 lm/ft^2 | 215.278208334194 lx |
| 50 lm/ft^2 | 538.195520835486 lx |
| 100 lm/ft^2 | 1,076.39104167097 lx |
Frequently asked questions
How many Lux (lx) are in one Lumen per square foot (lm/ft^2)?
One Lumen per square foot equals 10.7639104167097 Lux.
How do you convert Lumen per square foot to Lux?
Multiply the Lumen per square foot value by 10.7639104167097 to get the result in Lux.
How do you convert Lux back to Lumen per square foot?
Multiply the Lux value by 0.09290304 to get back to Lumen per square foot.
What is 500 Lumen per square foot in Lux?
500 Lumen per square foot equals 5,381.95520835486 Lux.