To get the letter, character, sign or symbol "µ" : ( Lowercase letter Mu ; micro sign or micron ) on computers with Windows operating system: 1) Press the "Alt" key on your keyboard, and do not let go.
Then, what is the meaning of μ?
Micro- (symbol µ) is a unit prefix in the metric system denoting a factor of 10−6 (one millionth). Confirmed in 1960, the prefix comes from the Greek μικρός (mikrós), meaning "small". The symbol for the prefix comes from the Greek letter μ (mu).
What is the micrometers?
A micrometer (/ma?ˈkr?m?t?r/ my-KROM-i-t?r), sometimes known as a micrometer screw gauge, is a device incorporating a calibrated screw widely used for precise measurement of components in mechanical engineering and machining as well as most mechanical trades, along with other metrological instruments such as dial,
What is the size of a micrometer?
Particles in the air are measured in micrometer (μm), with one micrometer being one-millionth of a meter, or 1/25,400th of an inch. Sometimes, micrometre is also denoted by micron (μ). In this article, micron and micrometer are used interchangeably.