Convert Lumen per Square Foot to Millilux

Enter the number of lumens per square foot that you want to convert to millilux.

1 lm/ft² (lumens per square foot) = 1.0763910417e-5 mlx (millilux)

How to Convert Lumens per Square Foot to Millilux

The lumen per square foot and millilux are both units of illuminance. 1 millilux equals 92903.039997 lumens per square foot. This means to convert lumens per square foot to millilux, you divide by 92903.039997.

Formula

millilux = lumens per square foot ÷ 92903.039997

Step-by-Step Example

Convert 5 lm/ft² to millilux:

1
Convert 5 lm/ft² to millilux

We need to convert lumens per square foot to millilux

2
Apply the formula

Since 1 mlx = 92903.039997 lm/ft², divide by 92903.039997

5 ÷ 92903.039997 = 5.3819552085e-5

Answer

5 lm/ft² = 5.3819552085e-5 mlx

Lumen per Square Foot to Millilux Conversion Table

Quick reference table for common lumen per square foot to millilux conversions. Click any value for detailed calculation.

Lumens per Square Foot (lm/ft²) Millilux (mlx)
0.1 lm/ft² 1.0763910417e-6 mlx
0.5 lm/ft² 5.3819552085e-6 mlx
1 lm/ft² 1.0763910417e-5 mlx
2 lm/ft² 2.1527820834e-5 mlx
5 lm/ft² 5.3819552085e-5 mlx
10 lm/ft² 0.0001076391 mlx
25 lm/ft² 0.0002690978 mlx
50 lm/ft² 0.0005381955 mlx
100 lm/ft² 0.001076391 mlx

About These Units

Lumen per Square Foot (lm/ft²)

Lumens per square foot (lm/ft²) is identical to foot-candles. The defining relationship: one foot-candle = one lumen per square foot. Used in US lighting calculations: lumens needed = foot-candles × square feet. Standard in American architectural lighting design.

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 lumens per square foot to millilux?

To convert lumens per square foot to millilux, divide the value by 92903.039997. For example, 10 lm/ft² = 0.0001076391 mlx.

How many millilux are in 1 lumen per square foot?

1 lumen per square foot equals 1.0763910417e-5 millilux.

What is the formula for lumens per square foot to millilux?

The formula is: mlx = lm/ft² ÷ 92903.039997.