Millimeter to Micrometer Converter

Enter a value to calculate the result instantly and free of charge.

mm
1000µm

1 mm = 1000 µm

Conversion summary

1 mm = 1,000 µm

Formula
Micrometer = Millimeter × 1,000
Category
Length
Units
mmµm

How do you convert millimeter to micrometer?

To convert millimeter to micrometer, multiply the millimeter value by 1,000. One mm is equal to 1,000 µm.

Conversion formula

Micrometer = Millimeter × 1,000

Millimeter to Micrometer conversion table

MillimeterMicrometer
0.001 mm1 µm
0.01 mm10 µm
0.1 mm100 µm
1 mm1,000 µm
5 mm5,000 µm
10 mm10,000 µm
50 mm50,000 µm

What is Millimeter?

The millimeter is a unit of length equal to one thousandth of a meter. It is widely used in technical and precision work.

Short history of Millimeter

The millimeter became especially important as manufacturing and engineering required tighter tolerances and repeatable precision.

Open the Millimeter unit guide

What is Micrometer?

Micrometer is a length unit used to express distance, size or travel range in practical measurement work.

Short history of Micrometer

Micrometer became established as a practical length unit in technical, commercial or scientific use.

Open the Micrometer unit guide

Frequently asked questions

How precise are the results?

Conversion results are calculated to 12 significant figures. Very large or very small values are shown in scientific notation.

Is the Millimeter to Micrometer converter free?

Yes. The conversion tool on BirimCeviri.app is free and requires no sign-up.

Sources

The definitions and conversion relationships on this page are aligned with standard metrology and SI reference material.

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: SI Units – Length
  3. NIST: Guide for the Use of the International System of Units

Other languages

View the Turkish versionOpen the German version