Kilolux (klx)	Nox (nox)
1 klx	1000000 nox
2 klx	2000000 nox
5 klx	5000000 nox
10 klx	10000000 nox
25 klx	25000000 nox
50 klx	50000000 nox
100 klx	100000000 nox
250 klx	250000000 nox
500 klx	500000000 nox
1000 klx	1000000000 nox

Convert Kilolux to Nox

Convert kilolux to nox (klx to nox) with our instant calculator. 1 klx = 1000000 nox. Includes exact formula and reference tables.

How to Convert Kilolux to Nox (klx to nox)

1 Kilolux (klx) is equal to 1000000 Nox (nox). Multiply the kilolux value by 1000000

Quick Answer 1 klx = 1000000 nox

Formula nox = klx × 1000000

Inverse Factor 1 nox = 0.000001 klx

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 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).

About Nox (nox): Nox (nox) is a unit in the Illuminance measurement category. It is widely used in night vision & astronomy optics (1 millilux). Relative to the illuminance base unit, 1 nox equals 0.001 Lux (lx).

Need to convert in the opposite direction? Visit our Convert Nox to Kilolux (nox to klx) calculator (1 nox = 0.000001 klx).

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

Convert 5 Kilolux to Nox: Applying the formula (nox = klx × 1000000): starting with 5 klx, multiply the kilolux value by 1000000 to get 5000000 nox.
Convert 10 Kilolux to Nox: Applying the formula (nox = klx × 1000000): starting with 10 klx, multiply the kilolux value by 1000000 to get 10000000 nox.
Convert 50 Kilolux to Nox: Applying the formula (nox = klx × 1000000): starting with 50 klx, multiply the kilolux value by 1000000 to get 50000000 nox.

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 kilolux to nox.

How many nox are in 1 kilolux?

There are 1000000 nox (nox) in 1 kilolux (klx). Conversely, 1 nox equals 0.000001 kilolux.

How do you convert kilolux to nox?

To convert kilolux (klx) to nox (nox), use the formula: nox = klx × 1000000. Multiply the kilolux value by 1000000. For example, 10 klx equals 10000000 nox.

How do I convert back from nox to kilolux?

To convert in the reverse direction from nox (nox) to kilolux (klx), use the inverse formula: klx = nox / 1000000. Divide the nox value by 1000000 (1 nox = 0.000001 klx).

What is the difference between kilolux (klx) and nox (nox)?

Both kilolux and nox measure illuminance. 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). Nox (nox) is a unit in the Illuminance measurement category. It is widely used in night vision & astronomy optics (1 millilux). Relative to the illuminance base unit, 1 nox equals 0.001 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).