IlluminanceFoot Candles to Lux

Foot-candles to Lux

Methodology·How We Verify

Snapshot

1 Foot-candle equals 10.76391 Lux.

Reference basis: This conversion uses exact lux-based illuminance definitions.
Example: For 10 Foot-candles, the result equals 107.639104 Lux.

Interactive conversion

Converter Calculator

Decimals: 1.5 or 1,5. Fractions: 1/2. Scientific notation: 1e3. Write 1000 without grouping separators.

10.76391 Lux (lx)

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API and AI agent access

Foot-candles to Lux.

Machine-readable identifiers

Conversion family: illuminance
Source unit: foot_candles
Target unit: lux

Use these identifiers in the API request. Sources and model limits also apply to software clients.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "illuminance",
  "value": 1,
  "from": "foot_candles",
  "to": "lux"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "illuminance",
    "value": 1,
    "from": "foot_candles",
    "to": "lux",
    "result": {
      "raw": 10.763910416709722,
      "display": "10.76391"
    },
    "canonicalPath": "/illuminance/foot-candles-to-lux/"
  }
}

API, OpenAPI and WebMCP documentation

Explanation

Multiply by 10.763910416709722 because 1 fc = 10.763910416709722 lux and 1 lx = 1 lux.

Method & Reference

Method basis: exact conversion formula shown in Snapshot.
Applied factor: 1 Foot-candle = 10.76391 Lux (using exact lux-based illuminance definitions).
Consistency rule: calculator output and table values use the same constants and rounding policy.

Common Conversion Values

Foot-candles (fc)	Lux (lx)
1	10.76391
10	107.639104
50	538.195521
100	1,076.391042
300	3,229.173125
500	5,381.955208
1000	10,763.910417
10000	107,639.104167

Questions & answers

Frequently Asked Questions

What is 1 foot-candle in lux?

1 Foot-candle equals 10.76391 Lux on this page.

When would I convert foot-candles to lux?

This route is useful when translating illuminance values between lux-based and foot-candle scales for architectural lighting, workplace standards, and exposure measurements.

How do I reverse Foot-candles to Lux?

Use the mirror Lux to Foot-candles route; it applies the inverse relationship with the same illuminance assumptions.