Candela Steradian per Square Meter to Lumen per Square Foot Conversion
Convert between Candela Steradian per Square Meter and Lumen per Square Foot quickly and accurately.
How to Convert Candela Steradian per Square Meter to Lumen per Square Foot
Conversion Formula
Example
Convert 15 cd·sr/m² to lm/ft²:
Unit Information
Learn about the illumination units you're converting between
Candela Steradian per Square Meter
cd·sr/m²
Definition
The Candela Steradian per Square Meter is a unit of illuminance that is dimensionally equivalent to the lux. It represents the luminous intensity per unit solid angle per unit area, providing an alternative way to express illuminance in terms of fundamental photometric quantities.
History/Origin
Derived from the fundamental definitions of luminous intensity and solid angle in the SI system. It provides a direct relationship between illuminance and the basic photometric quantities, emphasizing the geometric aspects of light measurement.
Current Use
Used in theoretical photometry and in calculations where the relationship between luminous intensity, solid angle, and area is emphasized. It provides a fundamental understanding of illuminance in terms of basic photometric principles.
Multiplier
1
Offset
0
Lumen per Square Foot
lm/ft²
Definition
The Lumen per Square Foot is an imperial unit of illuminance equal to approximately 10.76 lux, representing the luminous flux per square foot. It is commonly used in countries employing the imperial system for lighting design and illuminance measurements.
History/Origin
Developed in countries using imperial units as a practical measure of illuminance. It provides a familiar reference for lighting professionals working with imperial measurements and is commonly used in architectural lighting and building design.
Current Use
Widely used in the United States and other imperial-system countries for lighting design, architectural applications, and general illuminance measurements. It provides a practical unit for lighting professionals and is commonly referenced in building codes and lighting standards.
Multiplier
10.764
Offset
0
Candela Steradian per Square Meter to Lumen per Square Foot Conversion Table
| Candela Steradian per Square Meter [cd·sr/m²] | Lumen per Square Foot [lm/ft²] |
|---|---|
| 1 cd·sr/m² | 0.092903 lm/ft² |
| 10 cd·sr/m² | 0.92903 lm/ft² |
| 25 cd·sr/m² | 2.322576 lm/ft² |
| 50 cd·sr/m² | 4.645152 lm/ft² |
| 100 cd·sr/m² | 9.290304 lm/ft² |
| 0 cd·sr/m² | 0E+0 lm/ft² |
| -10 cd·sr/m² | -0.92903 lm/ft² |
| -40 cd·sr/m² | -3.716122 lm/ft² |
Related Conversions
Explore more Illumination conversion options
Candela Steradian per Square Meter to Lux
Quick conversion
Candela Steradian per Square Meter to Meter-Candle
Quick conversion
Candela Steradian per Square Meter to Centimeter-Candle
Quick conversion
Candela Steradian per Square Meter to Foot-Candle
Quick conversion
Candela Steradian per Square Meter to Flame
Quick conversion
Candela Steradian per Square Meter to Phot
Quick conversion
Candela Steradian per Square Meter to Nox
Quick conversion
Candela Steradian per Square Meter to Lumen per Square Meter
Quick conversion
Candela Steradian per Square Meter to Lumen per Square Centimeter
Quick conversion
Candela Steradian per Square Meter to Lumen per Square Foot
Quick conversion
Candela Steradian per Square Meter to Watt per Square Centimeter (at 555 nm)
Quick conversion