1 millilux

This equivalent and the others below are exact.

1 millilumen / meter2

0.001 steradian candelas / meter2

Even though the steradian is a dimensionless derived unit and could be dropped, it is shown in this equivalent for clarity

length-2 × luminous-intensity × solid-angle

Even though solid-angle is not an official metric (SI) dimension and could be dropped, it is shown in the dimensions for clarity.

Illuminance