Convert micrometers to mils
micrometers to mils. Enter a value to convert, or use the micrometers to mils chart further down the page.
1 micrometer equals 0.0393701 mils. Going the other way, 1 mil = 25.4 micrometers.
How to convert micrometers to mils
To convert micrometers to mils, multiply the micrometer value by 0.03937007874. You can also divide by 25.4 to get the same answer.
mil = µm × 0.03937007874
Worked example
Convert 15 µm to mils:
15 µm = 0.590551 mil
micrometers to mils conversion chart
Use this micrometers to mils table for quick reference without typing anything.
| micrometers (µm) | mils (mil) |
|---|---|
| 0.01 µm | 0.000393701 mil |
| 0.1 µm | 0.00393701 mil |
| 1 µm | 0.0393701 mil |
| 2 µm | 0.0787402 mil |
| 3 µm | 0.11811 mil |
| 5 µm | 0.19685 mil |
| 10 µm | 0.393701 mil |
| 20 µm | 0.787402 mil |
| 50 µm | 1.9685 mil |
| 100 µm | 3.93701 mil |
| 1,000 µm | 39.3701 mil |
What is a micrometer?
The micrometer, also called the micron, is one millionth of a meter. It is the working scale of cell biology, air filtration ratings and semiconductor manufacturing.
What is a mil?
A mil, or thou, is one thousandth of an inch. It is the standard unit for sheet thickness, plating depth and printed-circuit-board trace widths in the US.
Frequently asked questions
How many mils are in a micrometer?
1 micrometers equals 0.0393701 mils. Going the other way, 1 mils is 25.4 micrometers.
How do you convert micrometers to mils?
To convert micrometers to mils, multiply the micrometer value by 0.03937007874. You can also divide by 25.4 to get the same answer.
What is 10 micrometers in mils?
10 micrometers equals 0.393701 mils. The conversion chart on this page lists the other values people look up most often.
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