Foot-candles (fc)	Kilolux (klx)
1 fc	0.01076 klx
2 fc	0.02153 klx
5 fc	0.05382 klx
10 fc	0.1076 klx
25 fc	0.2691 klx
50 fc	0.5382 klx
100 fc	1.0764 klx
250 fc	2.691 klx
500 fc	5.382 klx
1000 fc	10.7639 klx

Convert Foot-candles to Kilolux

Convert foot-candles to kilolux (fc to klx) with our instant calculator. 1 fc = 0.010764 klx. Includes exact formula and reference tables.

How to Convert Foot-candles to Kilolux (fc to klx)

1 Foot-candle (fc) is equal to 0.010764 Kilolux (klx). Multiply the foot-candle value by 0.01076391042

Quick Answer 1 fc = 0.010764 klx

Formula klx = fc × 0.01076391042

Inverse Factor 1 klx = 92.90304 fc

Unit Definitions & Metrology Context

The SI unit of illuminance is the lux (lx), which equals one lumen per square meter (1 lx = 1 lm/m²). It quantifies the intensity of light falling on a given surface.

About Foot-candles (fc): Foot-candle (fc) is a unit in the Illuminance measurement category. It is widely used in us architectural & photography lighting (1 lm/ft²). Relative to the illuminance base unit, 1 fc equals 10.76391 Lux (lx).

About Kilolux (klx): Kilolux (klx) is a unit in the Illuminance measurement category. It is widely used in direct sunlight & greenhouse horticulture. Relative to the illuminance base unit, 1 klx equals 1000 Lux (lx).

Need to convert in the opposite direction? Visit our Convert Kilolux to Foot-candles (klx to fc) calculator (1 klx = 92.90304 fc).

Step-by-Step Worked Examples (fc to klx)

Convert 5 Foot-candles to Kilolux: Applying the formula (klx = fc × 0.01076391042): starting with 5 fc, multiply the foot-candle value by 0.01076391042 to get 0.0538 klx.
Convert 10 Foot-candles to Kilolux: Applying the formula (klx = fc × 0.01076391042): starting with 10 fc, multiply the foot-candle value by 0.01076391042 to get 0.1076 klx.
Convert 50 Foot-candles to Kilolux: Applying the formula (klx = fc × 0.01076391042): starting with 50 fc, multiply the foot-candle value by 0.01076391042 to get 0.5382 klx.

Popular Illuminance Conversions

Lux ⇄ Foot-candle

Multiply lux by ~0.092903 to calculate illuminance in foot-candles (or divide lux by 10.7639).

Foot-candle ⇄ Lux

Multiply foot-candles by ~10.7639 to convert to lux (1 fc ≈ 10.764 lx).

Kilolux ⇄ Lux

1 kilolux equals exactly 1,000 lux (typical overcast daylight is 1–10 klx).

Phot ⇄ Lux

1 phot equals exactly 10,000 lux (1 lumen per square centimeter).

Frequently Asked Questions

Verified answers and formulas for converting foot-candles to kilolux.

How many kilolux are in 1 foot-candle?

There are 0.010764 kilolux (klx) in 1 foot-candle (fc). Conversely, 1 kilolux equals 92.90304 foot-candles.

How do you convert foot-candles to kilolux?

To convert foot-candles (fc) to kilolux (klx), use the formula: klx = fc × 0.01076391042. Multiply the foot-candle value by 0.01076391042. For example, 10 fc equals 0.1076 klx.

How do I convert back from kilolux to foot-candles?

To convert in the reverse direction from kilolux (klx) to foot-candles (fc), use the inverse formula: fc = klx × 92.90304. Multiply the kilolux value by 92.90304 (1 klx = 92.90304 fc).

What is the difference between foot-candle (fc) and kilolux (klx)?

Both foot-candle and kilolux measure illuminance. Foot-candle (fc) is a unit in the Illuminance measurement category. It is widely used in us architectural & photography lighting (1 lm/ft²). Relative to the illuminance base unit, 1 fc equals 10.76391 Lux (lx). Kilolux (klx) is a unit in the Illuminance measurement category. It is widely used in direct sunlight & greenhouse horticulture. Relative to the illuminance base unit, 1 klx equals 1000 Lux (lx).

How do you convert foot-candles (fc) to lux (lx)?

Multiply the foot-candle value by 10.7639. For example, standard office lighting of 50 fc equals approximately 538.2 lux (50 × 10.7639 ≈ 538 lx).