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Convert between Nits, cd/m², Stilbs, Lamberts, and Foot-lamberts.
Peak brightness of a modern high-end smartphone screen in sunlight.
Typical maximum brightness for a standard office laptop display.
Peak luminance for a high-end HDR (High Dynamic Range) TV.
Average luminance of a clear blue sky during the day.
| Unit | Equivalent Value |
|---|---|
| 1 Nit | 1 cd/m² |
| 1 Stilb (sb) | 10,000 cd/m² |
| 1 Lambert (L) | 3,183.1 cd/m² |
| 1 Foot-lambert (ft-L) | 3.4263 cd/m² |
| 1 Apostilb (asb) | 0.3183 cd/m² |
Luminance measures the intensity of light emitted from a surface per unit area in a given direction. It is often used to describe display brightness.
Note: 1 Nit is exactly 1 Candela per square meter (cd/m²). 1 Stilb = 10,000 cd/m².