Utilnaro
Category: Converters

Luminance Converter

Convert cd/m² (nits), stilbs, lamberts and foot-lamberts.

Runs in your browserProcessed locally. Your input never leaves your device.

Converting Luminance.

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You can type here too — it converts the other way.

1 cd/m² = 0.291864 fL

Exact by definition
Settings

Digits kept in the answer. Automatic keeps six, which hides floating-point noise without losing anything real.

Convert a whole list

Paste one conversion per line, written the way you would say it: "5 km to mi". Handy for a column copied out of a spreadsheet.

Details

About this tool

Converts between candelas per square metre - the nits quoted in display specifications - and the older stilb, lambert and foot-lambert used in cinema and photometry.

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Good to know

Questions people actually ask

Is a nit the same as a candela per square metre?
Yes, exactly - "nit" is just the shorter name display makers use. A typical laptop screen peaks around 300 to 500 nits.