Convert micrometers to inches
1 µm = 0.00003937 in. Change the amount below, or read the formula and the reference table further down.
1 micrometer equals
inches
1 µm = 0.00003937 in
The formula
Micrometers and inches both measure length from the same zero, so a single multiplier does the job.
in = µm × 0.0000393701
Going the other way? Convert inches to micrometers.
Micrometers to inches table
Common values, rounded for reading.
| Micrometers (µm) | Inches (in) |
|---|---|
| 1 | 0.000039 |
| 2 | 0.000079 |
| 3 | 0.000118 |
| 4 | 0.000157 |
| 5 | 0.000197 |
| 6 | 0.000236 |
| 7 | 0.000276 |
| 8 | 0.000315 |
| 9 | 0.000354 |
| 10 | 0.000394 |
| 15 | 0.000591 |
| 20 | 0.000787 |
| 25 | 0.000984 |
| 30 | 0.001181 |
| 40 | 0.001575 |
| 50 | 0.001969 |
| 75 | 0.002953 |
| 100 | 0.003937 |
| 250 | 0.009843 |
| 500 | 0.019685 |
| 1,000 | 0.03937 |
Questions people ask
- How many inches are in a micrometer?
- One micrometer equals 0.0000393701 inches.
- How do I convert micrometers to inches by hand?
- Multiply the number of micrometers by 0.0000393701. For a rough check, 0 is close enough for most everyday use.
- What is 1 micrometer in inches?
- 1 micrometer is 0.00003937 inches.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.