Convert Lux to Millilux

Enter the number of lux that you want to convert to millilux.

1 lx (lux) = 1e-6 mlx (millilux)

How to Convert Lux to Millilux

The lux and millilux are both units of illuminance. By definition, 1 millilux equals exactly 1000000 lux. This means to convert lux to millilux, you divide by 1000000.

Formula

millilux = lux ÷ 1000000

Step-by-Step Example

Convert 5 lx to millilux:

1
Convert 5 lx to millilux

We need to convert lux to millilux

2
Apply the formula

Since 1 mlx = 1000000 lx, divide by 1000000

5 ÷ 1000000 = 5e-6

Answer

5 lx = 5e-6 mlx

Lux to Millilux Conversion Table

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

Lux (lx) Millilux (mlx)
0.1 lx 1e-7 mlx
0.5 lx 5e-7 mlx
1 lx 1e-6 mlx
2 lx 2e-6 mlx
5 lx 5e-6 mlx
10 lx 1e-5 mlx
25 lx 2.5e-5 mlx
50 lx 5e-5 mlx
100 lx 0.0001 mlx

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.

Millilux (mlx)

A millilux (mlx) equals 0.001 lux. Used for measuring very low light levels: moonless clear night sky 0.001 lx, starlight 0.0001-0.001 lx. Important for astronomical observation, night vision research, and light pollution studies. One lux = 1,000 millilux.

Frequently Asked Questions

How do I convert lux to millilux?

To convert lux to millilux, divide the value by 1000000. For example, 10 lx = 1e-5 mlx.

How many millilux are in 1 lux?

1 lux equals 1e-6 millilux.

What is the formula for lux to millilux?

The formula is: mlx = lx ÷ 1000000.