Copy & encode
Character
µUnicode codepoint
U+00B5HTML decimal entity
µHTML hex entity
µCSS escape
\00B5JavaScript escape
\u00B5Meaning and usage
In science and engineering, it is used to measure extremely small units such as micrometers or microamps. Developers use it in technical documentation, data visualization, and software interfaces to display precise measurements for sensors, electronics, and biological data analysis.
Frequently Asked Questions
Is the micro sign the same as the Greek letter mu?
While they look identical in many fonts, they are technically different Unicode characters. The micro sign is specifically intended for technical unit prefixes.
How do I encode this in HTML?
You can use the character entity reference µ or the decimal code µ in your HTML documents to ensure it displays correctly.