Luminance Converter
Convert between candela per square meter, nit, foot-lambert, and lambert instantly.
Type in any field and the others update automatically.
Type in any field — the others update instantly.
All luminance conversions use candela per square meter (cd/m²) as the base unit.
Key conversions:
- 1 nit = 1 cd/m² (nit is an alternate name)
- 1 foot-lambert = 3.42626 cd/m²
- 1 lambert = 3,183.099 cd/m² (= 10,000/π cd/m²)
Common references:
- Computer monitor: 200–500 cd/m²
- HDR display: 1,000+ cd/m²
- Overcast sky: about 2,000 cd/m²