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Luminance Converter

Convert luminance (brightness) between candelas per square meter (nits), foot-lamberts, lamberts, stilbs, apostilbs and candelas per square foot or inch.

1 candela/square meter = 0.291863508 foot-lambert

All conversions

UnitSymbolValue

About the Luminance Converter

Convert luminance (brightness) between candelas per square meter (nits), foot-lamberts, lamberts, stilbs, apostilbs and candelas per square foot or inch. The base unit is the candela/square meter; every one of the 19 units is defined against it, so any pair converts directly in a single step.

Use it as a free online luminance calculator: type a value and the result appears as you type, the formula for the selected units is shown below, and the conversion chart lists the most common values — no app, no sign-up.

How to Convert candela/square meter to foot-lambert

To convert candela/square meter to foot-lambert, multiply the value in candela/square meter by 0.291863508.

candela/square meter to foot-lambert conversion chart

candela/square meterfoot-lambert
0.10.0291863508
10.291863508
20.5837270159
51.45931754
102.91863508
205.837270159
5014.5931754
10029.1863508
500145.931754
1,000291.863508

Common luminance conversions

  • 1 candela/square meter = 0.291863508 foot-lambert
  • 1 candela/square meter = 1 nit
  • 1 candela/square meter = 1,000 millinit
  • 1 candela/square meter = 0.001 kilocandela/square meter
  • 1 candela/square meter = 1 lumen/sq. meter/steradian
  • 1 candela/square meter = 0.0001 candela/square centimeter
  • 1 candela/square meter = 0.0001 stilb
  • 1 candela/square meter = 0.0001 lumen/sq. cm/steradian
  • 1 candela/square meter = 0.09290304 candela/square foot
  • 1 candela/square meter = 0.09290304 lumen/square foot/steradian

How to Use the Luminance Converter

  1. Type a value in the From box and choose its unit.
  2. Pick the unit you want in the To list — the result updates as you type.
  3. Use the swap button to reverse the conversion, or type in the To box to convert backwards.
  4. Check the All conversions table to see your value in every unit; click a row to make it the target.

Frequently Asked Questions

How do I convert candela/square meter to foot-lambert?

To convert candela/square meter to foot-lambert, multiply the value in candela/square meter by 0.291863508. For example, 1 candela/square meter = 0.291863508 foot-lambert. Type any value above and the answer updates as you type.

How many foot-lamberts are in a candela/square meter?

There are 0.291863508 foot-lamberts in 1 candela/square meter. To convert candelas/square meter to foot-lamberts, multiply by 0.291863508 — for example, 10 candelas/square meter = 2.91863508 foot-lamberts. To go the other way, divide by 0.291863508.

How many candelas/square meter are in a foot-lambert?

There are 3.4262591 candelas/square meter in 1 foot-lambert. To convert foot-lamberts to candelas/square meter, multiply by 3.4262591 — for example, 10 foot-lamberts = 34.262591 candelas/square meter. To go the other way, divide by 3.4262591.

How many nits are in a candela/square meter?

There are 1 nits in 1 candela/square meter. To convert candelas/square meter to nits, multiply by 1 — for example, 10 candelas/square meter = 10 nits. To go the other way, divide by 1.

How many foot-lamberts are in a nit?

There are 0.291863508 foot-lamberts in 1 nit. To convert nits to foot-lamberts, multiply by 0.291863508 — for example, 10 nits = 2.91863508 foot-lamberts. To go the other way, divide by 0.291863508.

How many kilocandelas/square meter are in a candela/square meter?

There are 0.001 kilocandelas/square meter in 1 candela/square meter. To convert candelas/square meter to kilocandelas/square meter, multiply by 0.001 — for example, 10 candelas/square meter = 0.01 kilocandelas/square meter. To go the other way, divide by 0.001.

How many foot-lamberts are in a kilocandela/square meter?

There are 291.863508 foot-lamberts in 1 kilocandela/square meter. To convert kilocandelas/square meter to foot-lamberts, multiply by 291.863508 — for example, 10 kilocandelas/square meter = 2,918.63508 foot-lamberts. To go the other way, divide by 291.863508.

How many candelas/square centimeter are in a candela/square meter?

There are 0.0001 candelas/square centimeter in 1 candela/square meter. To convert candelas/square meter to candelas/square centimeter, multiply by 0.0001 — for example, 10 candelas/square meter = 0.001 candelas/square centimeter. To go the other way, divide by 0.0001.

What is the base unit for luminance conversions?

The candela/square meter. Every one of the 19 units in this converter is defined relative to the candela/square meter, so any two units convert directly in one step.

How many units does the Luminance Converter support?

The Luminance Converter handles 19 units. You can convert between any two of them, or see your value in every unit at once in the "All conversions" table.

How accurate is this luminance converter?

Conversions use exact definitions wherever one exists (for example the international inch is exactly 2.54 cm and the pound exactly 0.45359237 kg) and calculate in double precision. Choose how many significant digits to show — up to 15.

How do I use the Luminance Converter?

Type a value in the From box and pick its unit, then pick the unit you want in the To list — the answer updates as you type. Use the swap button to reverse the conversion, or open the "All conversions" table to see the value in every unit.

Is the Luminance Converter free, and does it work offline?

Yes, it is completely free with no sign-up. Once the page has loaded, every conversion runs in your browser, so nothing is sent to our servers. It's one of 71 light and other unit converters on House of Convert.