Convert Micrometers to inches
1 micrometer = 0.00003937 inches · in = µm ÷ 25,400
When you need this conversion
This conversion goes from micrometers, used for manufacturing tolerances and filtration ratings, to inches, the US customary unit for screens, hardware, and short measurements. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.
Micrometers to inches conversion table
| Micrometers (µm) | Inches (in) |
|---|---|
| 1 µm | 0.00003937 in |
| 2 µm | 0.00007874 in |
| 3 µm | 0.00011811 in |
| 5 µm | 0.00019685 in |
| 10 µm | 0.000393701 in |
| 15 µm | 0.000590551 in |
| 20 µm | 0.000787402 in |
| 25 µm | 0.000984252 in |
| 50 µm | 0.001968504 in |
| 75 µm | 0.002952756 in |
| 100 µm | 0.003937008 in |
| 250 µm | 0.00984252 in |
| 500 µm | 0.019685 in |
| 1,000 µm | 0.03937 in |
The formula
in = µm ÷ 25,400Because both units measure length, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.
Convert the other way
Inches to micrometers →Related length conversions
- Centimeters to inches
- Micrometers to millimeters
- Millimeters to micrometers
- Centimeters to feet
- Meters to kilometers
- Kilometers to meters
- Inches to centimeters
- Feet to centimeters
- Feet to yards
- Yards to feet
- Millimeters to inches
- Meters to inches
Frequently asked questions
- How many inches are in a micrometer?
- There are 0.00003937 inches in 1 micrometer. The formula is in = µm ÷ 25,400.
- How do you convert micrometers to inches?
- Use the formula in = µm ÷ 25,400. For example, 10 micrometers equals 0.000393701 inches.
- Is the micrometers to inches conversion exact?
- Yes. Micrometers and inches are both units of length, related by an exact defined factor. Displayed results are rounded for readability.
- What is µm short for?
- µm is the standard symbol for micrometer (also written as microns). in is the symbol for inch.