Micro Sign / Mu Symbol µ — Copy & Paste
The micro sign µ represents the SI prefix 'micro' (one millionth, 10⁻⁶) in measurements like µm (micrometers) or µs (microseconds). It visually resembles the Greek letter mu (μ) but is a distinct Unicode character at U+00B5.
Copy the micro sign / mu symbolµ
U+00B5·Decimal 181
How to Type Micro Sign / Mu Symbol
⌘Mac
Option + M⊞Windows
Alt + 0181 (numpad)📱iPhone / iOS
Type the micro sign / mu symbol on iOS via 123 → #+= keyboard, or copy the micro sign / mu symbol.</>HTML Code
µOn Android, reach the micro sign / mu symbol via the special-characters panel, or copy the micro sign / mu symbol (µ) above.
Micro Sign / Mu Symbol — Unicode Details
Unicode
U+00B5Decimal
181Hex
00B5HTML
µWhere Is Micro Sign / Mu Symbol Used?
- ✦Micrometers (µm)
- ✦Microseconds (µs)
- ✦Microfarads (µF)
- ✦Biology
Other Names for µ
mu symbolmicro prefixmicrometer symbolGreek mu
Frequently Asked Questions
Typing the micro sign / mu symbol on a Mac▼
Option + M types the micro sign / mu symbol (µ); the micro sign / mu symbol works app-wide.
Will the micro sign / mu symbol paste into social apps?▼
Yes — the micro sign / mu symbol is Unicode U+00B5, so the micro sign / mu symbol travels intact.
HTML codes for the micro sign / mu symbol▼
Micro Sign / Mu Symbol entity: µ; numeric µ; hex µ.