Convert mils to micrometers
Mils to micrometers. Enter a value to convert, or use the mils to micrometers chart further down the page.
1 mil equals 25.4 micrometers. Going the other way, 1 micrometer = 0.03937007874 mils.
How to convert mils to micrometers
To convert mils to micrometers, multiply the mil value by 25.4. You can also divide by 0.03937007874 to get the same answer.
µm = mil × 25.4
Worked example
Convert 15 mil to micrometers:
15 mil = 381 µm
mils to micrometers conversion chart
Use this mils to micrometers table for quick reference without typing anything.
| mils (mil) | micrometers (µm) |
|---|---|
| 0.01 mil | 0.254 µm |
| 0.1 mil | 2.54 µm |
| 1 mil | 25.4 µm |
| 2 mil | 50.8 µm |
| 3 mil | 76.2 µm |
| 5 mil | 127 µm |
| 10 mil | 254 µm |
| 20 mil | 508 µm |
| 50 mil | 1,270 µm |
| 100 mil | 2,540 µm |
| 1,000 mil | 25,400 µm |
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.
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.
Frequently asked questions
How many micrometers are in a mil?
1 mils equals 25.4 micrometers. Going the other way, 1 micrometers is 0.03937007874 mils.
How do you convert mils to micrometers?
To convert mils to micrometers, multiply the mil value by 25.4. You can also divide by 0.03937007874 to get the same answer.
What is 10 mils in micrometers?
10 mils equals 254 micrometers. The conversion chart on this page lists the other values people look up most often.
Related length conversions
Convert mils to other units
Convert other units to micrometers
- mm to micrometers
- cm to micrometers
- meters to micrometers
- km to micrometers
- inches to micrometers
- feet to micrometers
- yards to micrometers
- miles to micrometers
- nanometers to micrometers
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