Candela per Square Foot to Foot-Lambert Conversion
Convert between Candela per Square Foot and Foot-Lambert quickly and accurately.
How to Convert Candela per Square Foot to Foot-Lambert
Conversion Formula
Example
Convert 15 cd/ft² to fL:
Unit Information
Learn about the luminance units you're converting between
Candela per Square Foot
cd/ft²
Definition
The Candela per Square Foot is an imperial unit of luminance, representing the luminous intensity per unit area using the square foot as the area unit. It is commonly used in countries that employ imperial measurement systems for lighting applications.
History/Origin
Developed as part of the imperial system of measurements, this unit provides a practical way to measure surface brightness in contexts where square feet are the standard area unit. It bridges the gap between metric and imperial systems in lighting applications.
Current Use
Used in lighting design and engineering in countries using imperial units, particularly in the United States. Common in architectural lighting, display specifications, and lighting calculations where square footage is the standard area measurement.
Multiplier
10.764
Offset
0
Foot-Lambert
fL
Definition
The Foot-Lambert is an imperial unit of luminance equal to 3.4262590996 candela per square meter. It is commonly used in display technology and lighting applications in countries that employ imperial measurement systems.
History/Origin
This unit was developed as an imperial equivalent to the lambert, using square feet as the area unit. It provides a practical way to measure luminance in contexts where imperial units are standard, particularly in display technology and lighting applications.
Current Use
Widely used in display technology, particularly in the United States, for specifying monitor brightness, television luminance, and other display characteristics. Common in consumer electronics specifications and lighting applications where imperial units are standard.
Multiplier
3.426
Offset
0
Candela per Square Foot to Foot-Lambert Conversion Table
| Candela per Square Foot [cd/ft²] | Foot-Lambert [fL] |
|---|---|
| 1 cd/ft² | 3.141593 fL |
| 10 cd/ft² | 31.415927 fL |
| 25 cd/ft² | 78.539816 fL |
| 50 cd/ft² | 157.079633 fL |
| 100 cd/ft² | 314.159265 fL |
| 0 cd/ft² | 0E+0 fL |
| -10 cd/ft² | -31.415927 fL |
| -40 cd/ft² | -125.663706 fL |
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