Skip to content
UnitChart

Convert mm to microns

Millimeters to microns. Enter a value to convert, or use the mm to microns chart further down the page.

1 mm = 1,000 µ

1 millimeter equals 1,000 microns. Going the other way, 1 micron = 0.001 millimeters.

Permalink to this conversion

Check this before you rely on it. This converter is provided free and without warranty, and its results are not professional advice.

How to convert mm to microns

To convert millimeters to microns, multiply the millimeter value by 1000. You can also divide by 0.001 to get the same answer.

µ = mm × 1000

Worked example

Convert 15 mm to microns:

15 mm = 15,000 µ

mm to microns conversion chart

Use this mm to microns table for quick reference without typing anything.

mm to microns conversion table
millimeters (mm)microns (µ)
0.01 mm10 µ
0.1 mm100 µ
1 mm1,000 µ
2 mm2,000 µ
3 mm3,000 µ
5 mm5,000 µ
10 mm10,000 µ
20 mm20,000 µ
50 mm50,000 µ
100 mm100,000 µ
1,000 mm1,000,000 µ

What is a millimeter?

The millimeter is a metric unit equal to one thousandth of a meter. It is the smallest unit marked on a standard metric ruler and is the working unit of engineering drawings, machining tolerances and rainfall measurement.

What is a micron?

The micron (µ) is a unit of length equal to 0.000001 meters.

Frequently asked questions

How many microns are in a millimeter?

1 mm equals 1,000 microns. Going the other way, 1 microns is 0.001 mm.

How do you convert mm to microns?

To convert millimeters to microns, multiply the millimeter value by 1000. You can also divide by 0.001 to get the same answer.

What is 10 mm in microns?

10 mm equals 10,000 microns. The conversion chart on this page lists the other values people look up most often.

Related length conversions

Convert mm to other units

Convert other units to microns

Popular conversions

cm to inchesinches to cmkg to lbslbs to kgCelsius to FahrenheitFahrenheit to Celsiusmm to inchesinches to mmkm to milesmiles to kmmeters to feetfeet to meterscm to feetfeet to inchesinches to feetml to fl ozfl oz to mlliters to gallonsgallons to literscups to ml