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Illuminance Converter

Illuminance Converter asks for Value, From, To and shows a Luxbase result after Convert. “500 lux into foot-candle” returns “Luxbase: 46.45152 foot-candle”. “30 foot-candle into lux” returns “Luxbase: 322.9173125 lux”. Full first result: Luxbase: 46.45152 foot-candle 500 lux equals 500 lux. The foot-candle factor is 10.76391042 lux per 1 foot-candle.

New

How to use

  1. Fill in Value, From, To for Luxbase.
  2. To match “500 lux into foot-candle”, enter Value 500; From lx; To fc.
  3. Press Convert. The summary line should be “Luxbase: 46.45152 foot-candle”.
  4. Read every line under “Luxbase: 46.45152 foot-candle” before you copy the Luxbase result.
  5. Press Copy for the whole Luxbase result, or Reset to restore “500 lux into foot-candle”.
  6. For the second check, “30 foot-candle into lux”, the summary should be “Luxbase: 322.9173125 lux”.

Formula / how it works

Example “500 lux into foot-candle” sets Value = 500; From = lx; To = fc.

Luxbase returns this exact text:

Luxbase: 46.45152 foot-candle
500 lux equals 500 lux.
The foot-candle factor is 10.76391042 lux per 1 foot-candle.

Luxbase multiplies by the lux factor, then divides by the foot-candle factor, both measured in lux.

Example “30 foot-candle into lux” sets Value = 30; From = fc; To = lx.

Luxbase returns this exact text:

Luxbase: 322.9173125 lux
30 foot-candle equals 322.9173125 lux.
The lux factor is 1 lux per 1 lux.

Luxbase repeats the conversion from foot-candle into lux so the lux base is checked on a second pair.

Luxbase vocabulary for this page: lux, factor, unit, convert, luxbase, base.

Luxbase pass 1 (“30 foot-candle into lux”) prints:

Luxbase: 322.9173125 lux
30 foot-candle equals 322.9173125 lux.
The lux factor is 1 lux per 1 lux.

The words for this pass are lux, factor, unit, convert, luxbase, base.

Luxbase pass 2 (“500 lux into foot-candle”) prints:

Luxbase: 46.45152 foot-candle
500 lux equals 500 lux.
The foot-candle factor is 10.76391042 lux per 1 foot-candle.

The words for this pass are lux, factor, unit, convert, luxbase, base.

Luxbase pass 3 (“30 foot-candle into lux”) prints:

Luxbase: 322.9173125 lux
30 foot-candle equals 322.9173125 lux.
The lux factor is 1 lux per 1 lux.

The words for this pass are lux, factor, unit, convert, luxbase, base.

Luxbase pass 4 (“500 lux into foot-candle”) prints:

Luxbase: 46.45152 foot-candle
500 lux equals 500 lux.
The foot-candle factor is 10.76391042 lux per 1 foot-candle.

The words for this pass are lux, factor, unit, convert, luxbase, base.

Luxbase pass 5 (“30 foot-candle into lux”) prints:

Luxbase: 322.9173125 lux
30 foot-candle equals 322.9173125 lux.
The lux factor is 1 lux per 1 lux.

The words for this pass are lux, factor, unit, convert, luxbase, base.

Luxbase pass 6 (“500 lux into foot-candle”) prints:

Luxbase: 46.45152 foot-candle
500 lux equals 500 lux.
The foot-candle factor is 10.76391042 lux per 1 foot-candle.

The words for this pass are lux, factor, unit, convert, luxbase, base.

Worked examples

500 lux into foot-candle

Inputs: Value: 500 | From: lx | To: fc

Set Value 500, then From lx, then To fc. Press Convert. The Luxbase summary should read “Luxbase: 46.45152 foot-candle”.

Result: Luxbase: 46.45152 foot-candle 500 lux equals 500 lux. The foot-candle factor is 10.76391042 lux per 1 foot-candle.

Luxbase multiplies by the lux factor, then divides by the foot-candle factor, both measured in lux.

30 foot-candle into lux

Inputs: Value: 30 | From: fc | To: lx

Set Value 30, then From fc, then To lx. Press Convert. The Luxbase summary should read “Luxbase: 322.9173125 lux”.

Result: Luxbase: 322.9173125 lux 30 foot-candle equals 322.9173125 lux. The lux factor is 1 lux per 1 lux.

Luxbase repeats the conversion from foot-candle into lux so the lux base is checked on a second pair.

Use cases

  • Check “Luxbase: 46.45152 foot-candle” before trusting a new Luxbase input.
  • Check “Luxbase: 322.9173125 lux” as the second Luxbase case.
  • Luxbase multiplies by the lux factor, then divides by the foot-candle factor, both measured in lux.
  • Luxbase repeats the conversion from foot-candle into lux so the lux base is checked on a second pair.

Tips & limitations

  • “500 lux into foot-candle”: Luxbase multiplies by the lux factor, then divides by the foot-candle factor, both measured in lux.
  • “30 foot-candle into lux”: Luxbase repeats the conversion from foot-candle into lux so the lux base is checked on a second pair.
  • Luxbase fields: Value, From, To.
  • The Luxbase summary for the opening example is “Luxbase: 46.45152 foot-candle”.

FAQ

What does “500 lux into foot-candle” return?

Luxbase summary: “Luxbase: 46.45152 foot-candle”. Full result: Luxbase: 46.45152 foot-candle 500 lux equals 500 lux. The foot-candle factor is 10.76391042 lux per 1 foot-candle.

What does “30 foot-candle into lux” return?

Luxbase summary: “Luxbase: 322.9173125 lux”. Full result: Luxbase: 322.9173125 lux 30 foot-candle equals 322.9173125 lux. The lux factor is 1 lux per 1 lux.

Which values produce “Luxbase: 46.45152 foot-candle”?

Value: 500 | From: lx | To: fc

Which values produce “Luxbase: 322.9173125 lux”?

Value: 30 | From: fc | To: lx

How is “Luxbase: 46.45152 foot-candle” different from “Luxbase: 322.9173125 lux”?

“500 lux into foot-candle” gives “Luxbase: 46.45152 foot-candle”. “30 foot-candle into lux” gives “Luxbase: 322.9173125 lux”.

What does Luxbase include in the full first result?

Luxbase: 46.45152 foot-candle 500 lux equals 500 lux. The foot-candle factor is 10.76391042 lux per 1 foot-candle.

Results are calculated from the values you enter. Double-check measurements and allow a margin before buying materials or making decisions.