Convert millimeters to micrometers and micrometers to millimeters instantly. Bidirectional length converter with formula and common values.
To convert millimeters to micrometers, multiply by 1,000. The micrometer (µm) is a metric unit equal to one-thousandth of a millimeter, used extensively in science and manufacturing.
| Millimeters (mm) | Micrometers (µm) |
|---|---|
| 0.01 | 10 |
| 0.05 | 50 |
| 0.1 | 100 |
| 0.5 | 500 |
| 1 | 1,000 |
| 2.5 | 2,500 |
| 5 | 5,000 |
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One millimeter equals exactly 1,000 micrometers.
Multiply the number of millimeters by 1,000. For example, 0.5 mm × 1,000 = 500 µm.
A micrometer (µm), also called a micron, is one-millionth of a meter. It is used to measure microscopic objects and thin materials.
A human hair is typically 50 to 100 micrometers (0.05 to 0.1 mm) in diameter.