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Illuminance converter

microlux to millilux

Convert microlux (μlx) to millilux (mlx). Use an editable illuminance converter, conversion formula, and reference table.

0.001

1 μlx = 0.001 mlx

Calculated in your browser

Conversion formula

mlx = μlx × 0.001

One microlux equals 0.001 millilux. Multiply your value in microlux by this factor to get millilux. For the reverse conversion, divide by the same factor.

Worked example

To convert 5 microlux:
5 × 0.001 = 0.005 mlx

Conversion table

microlux (μlx)millilux (mlx)
0.010.00001
0.10.0001
10.001
20.002
50.005
100.01
250.025
500.05
1000.1
10001

About these measurements

Illuminance is luminous flux falling on a surface per unit area.

The base reference used here is the lux. One microlux is 0.000001 base units; one millilux is 0.001 base units.

Important distinctions

One lux is one lumen per square meter.

Precision

The converter uses stored conversion factors and floating-point arithmetic. Results display up to ten significant digits, switching to scientific notation for very small or large values. Keep the precision of your original measurement when reporting results.

Common questions

How do I convert μlx to mlx?

Multiply the quantity in μlx by 0.001. You can also type the value into the converter above.

Can I reverse the conversion?

Yes. Use the swap button or open the millilux to microlux converter.

Reference

NIST Guide to the SI — conversion factors and prefix conventions. SI prefixes scale units by powers of ten; the dimension-specific notes above describe the assumptions used on this page.

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