Convert Lux to Kilolux

Input the number of lux you want to convert to kilolux.

1 lx (lux) = 0.001 klx (kilolux)

How to Convert Lux to Kilolux

The lux and kilolux are both units of illuminance. By definition, 1 kilolux equals exactly 1000 lux. This means to convert lux to kilolux, you divide by 1000.

Formula

kilolux = lux ÷ 1000

Step-by-Step Example

Convert 5 lx to kilolux:

1
Convert 5 lx to kilolux

We need to convert lux to kilolux

2
Apply the formula

Since 1 klx = 1000 lx, divide by 1000

5 ÷ 1000 = 0.005

Answer

5 lx = 0.005 klx

Lux to Kilolux Conversion Table

Quick reference table for common lux to kilolux conversions. Click any value for detailed calculation.

Lux (lx) Kilolux (klx)
0.1 lx 0.0001 klx
0.5 lx 0.0005 klx
1 lx 0.001 klx
2 lx 0.002 klx
5 lx 0.005 klx
10 lx 0.01 klx
25 lx 0.025 klx
50 lx 0.05 klx
100 lx 0.1 klx

About These Units

Lux (lx)

The lux (lx) is the SI unit of illuminance, measuring luminous flux per area (lumens per square meter). Typical values: moonlight 0.1 lx, office 300-500 lx, overcast day 1,000 lx, operating room 10,000 lx, direct sunlight 100,000 lx. Used in lighting design, photography, and workplace safety standards.

Kilolux (klx)

A kilolux (klx) equals 1,000 lux. Measures bright conditions: overcast day 1-2 klx, indirect sunlight 10-25 klx, direct sunlight 32-100 klx. Used in greenhouse lighting, photography exposure, and solar energy calculations. One kilolux = 1,000 lux.

Frequently Asked Questions

How do I convert lux to kilolux?

To convert lux to kilolux, divide the value by 1000. For example, 10 lx = 0.01 klx.

How many kilolux are in 1 lux?

1 lux equals 0.001 kilolux.

What is the formula for lux to kilolux?

The formula is: klx = lx ÷ 1000.