Candela per Square Foot (cd/ft²)
One candela per square foot is about 10.764 nits.
Symbol: cd/ft² (ASCII: cd/ft2)
Quantity: luminance (brightness of a surface or screen)
SI relation: 1 cd/ft² = 10.76391041671 cd/m² (exact)
Derivation: 1 cd/ft² = 1/0.09290304 cd/m² ≈ 10.764 cd/m².
Exact: yes, by definition
Typical uses
- US lighting engineering
Convert candelas per square foot to other units
| Conversion | 1 cd/ft² equals | Reverse |
|---|---|---|
| candela per square foot to nit | 10.76391042 cd/m² | nit to candela per square foot |
| candela per square foot to foot-lambert | 3.141592654 fL | foot-lambert to candela per square foot |
| candela per square foot to apostilb | 33.81582189 asb | apostilb to candela per square foot |
| candela per square foot to candela per square inch | 0.006944444444 cd/in² | candela per square inch to candela per square foot |
| candela per square foot to stilb | 0.001076391042 sb | stilb to candela per square foot |
| candela per square foot to lambert | 0.003381582189 L | lambert to candela per square foot |
Open the Luminance Converter (Nits, cd/m²) to convert any value between all units.
Sources
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811, 2008 Edition, National Institute of Standards and Technology , Appendix B.8, "candela per square foot".
Last reviewed: . Factors are stored exactly and computed with 50-digit decimal arithmetic. See how we verify conversion factors.
Cite this page
APA
Scientific Converters. (2026, October 15). Candela per Square Foot (cd/ft²). Retrieved October 25, 2026, from https://scientificconverters.com/units/candela-per-square-foot/
IEEE
Scientific Converters, "Candela per Square Foot (cd/ft²)," scientificconverters.com. Accessed: Oct. 25, 2026. [Online]. Available: https://scientificconverters.com/units/candela-per-square-foot/