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How to use Luminance Converter

Enter a luminance in any field. It converts to cd/m² using the unit factor, then redistributes to every other luminance unit.

Frequently asked questions

Is a nit the same as cd/m²?

Yes — 1 nit equals exactly 1 candela per square metre, the SI luminance unit.

How many cd/m² is a foot-lambert?

1 ft-L equals 3.4262590996 cd/m², the factor used in cinema and display specs.

What is a stilb?

1 stilb equals 10,000 cd/m² (1 cd/cm²), a CGS luminance unit.

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