Convert UnitsQuick conversion table
| millimeter | micrometer |
|---|---|
| 1 mm | 1000 µm |
| 2 mm | 2000 µm |
| 5 mm | 5000 µm |
| 10 mm | 10000 µm |
| 20 mm | 20000 µm |
| 25 mm | 25000 µm |
| 50 mm | 50000 µm |
| 100 mm | 100000 µm |
Unit definitions
millimeter (mm)
millimeter is a unit of Length. In this converter it is defined against the category base unit as 1 mm = 0.001 m.
micrometer (µm)
micrometer is a unit of Length. In this converter it is defined against the category base unit as 1 µm = 0.000001 m.
Example
10 mm = 10000 µm
Sources and methodology
Definitions: BIPM SI Brochure and NIST conversion guidance. Methodology.