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Foot-candles to Lux

1 foot-candle = 10.764 lux · 1 lx = 0.092903 fc

1 foot-candle = 10.764 lux

How it’s calculated

lx = fc × 10.76391042

  • Multiply the value in foot-candles by 10.76391042.
  • To go back, divide by 10.76391042 (or multiply by 0.09290304).
  • 1 fc = 10.76391042 lx · 1 lx = 0.09290304 fc
Show worked solutionFactor, unit cancellation and rounding, step by step

  1. Find the conversion factor

    By definition 1 lx = 0.09290304 fc. Source: NIST SP 811 / Handbook 44; BIPM SI Brochure (9th ed.).

  2. Multiply by the factor written as a fraction

    Put fc in the denominator so it cancels, leaving lx.

  3. Calculate (unrounded)

  4. Round the answer

    Rounded to 5 significant figures.

Answer: 10.764 lx

1 fc in other units

Batch convert fc → lx
Results
  1. 1 fc = 10.764 lx
  2. 5 fc = 53.82 lx
  3. 10 fc = 107.64 lx
  4. 25 fc = 269.1 lx

Permanent link to this conversion

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Quick examples

  • 1 foot-candle = 10.764 lux
  • 5 foot-candles = 53.82 lux
  • 10 foot-candles = 107.64 lux
  • 25 foot-candles = 269.1 lux
  • 100 foot-candles = 1,076.4 lux

About these units

Foot-candle (fc)

US customary

1 lm/ft² ≈ 10.764 lx.

1 fc = 10.76391042 lx

Source: NIST SP 811 / Handbook 44

Lux (lx)

SI (metric)

Base unit

Source: BIPM SI Brochure (9th ed.)

Foot-candles to lux conversion table

foot-candle (fc) to lux (lx)
Foot-candles (fc)Lux (lx)
0.1 fc1.0764 lx
0.5 fc5.382 lx
1 fc10.764 lx
2 fc21.528 lx
3 fc32.292 lx
4 fc43.056 lx
5 fc53.82 lx
6 fc64.583 lx
7 fc75.347 lx
8 fc86.111 lx
9 fc96.875 lx
10 fc107.64 lx
15 fc161.46 lx
20 fc215.28 lx
25 fc269.1 lx
30 fc322.92 lx
40 fc430.56 lx
50 fc538.2 lx
75 fc807.29 lx
100 fc1,076.4 lx
250 fc2,691 lx
500 fc5,382 lx
1,000 fc10,764 lx

Related conversions

Frequently asked questions

How do I convert foot-candles to lux?

Use lx = fc × 10.76391042. Multiply the value in foot-candles by 10.76391042.

How many lux are in 1 foot-candle?

1 foot-candle (fc) equals 10.764 lux (lx); more precisely 10.76391042.

How many foot-candles are in 1 lux?

1 lux (lx) equals 0.092903 foot-candles (fc); more precisely 0.09290304.

What is 10 fc in lx?

10 foot-candles = 107.64 lux.

Is the foot-candle a US or a UK unit?

This converter uses the US customary foot-candle. 1 lm/ft² ≈ 10.764 lx. US and UK units with the same name can differ, so check which one your source uses.

What is a foot-candle?

1 lm/ft² ≈ 10.764 lx.

Formula: lx = fc × 10.76391042. Factors last reviewed 2026-10-27.