Convert millimeter to inch
millimeter
Definition: A millimeter (symbol: mm) is a unit of length in the International System of Units (SI). It is defined in terms of the meter, as 1/1000 of a meter, or the distance traveled by light in 1/299 792 458 000 of a second.
History/origin: The milli- prefix is one of many metric prefixes. It indicates one thousandth of the base unit, in this case the meter. The definition of the meter has changed over time, the current definition being based on the distance traveled by the speed of light in a given amount of time. The relationship between the meter and the millimeter is constant however. Prior to this definition, the meter was based on the length of a prototype meter bar. In 2019, the meter has been re-defined based on the changes made to the definition of a second.
inch
Definition: Inch is a measure of typographic or digital-layout length. For conversion purposes, its value is 1440 times the reference unit, twip.
millimeter to inch Conversion Table
| millimeter [mm] | inch [in] |
|---|---|
| 0.01 millimeter | 0.000394 inch |
| 0.10 millimeter | 0.003937 inch |
| 1 millimeter | 0.0394 inch |
| 2 millimeter | 0.0787 inch |
| 3 millimeter | 0.1181 inch |
| 5 millimeter | 0.1969 inch |
| 10 millimeter | 0.3937 inch |
| 20 millimeter | 0.7874 inch |
| 50 millimeter | 1.97 inch |
| 100 millimeter | 3.94 inch |
| 1000 millimeter | 39.37 inch |
How to Convert millimeter to inch
1 millimeter = 0.039370 inch
1 inch = 25.40 millimeter
Example
Convert 15 millimeter to inch:
15 millimeter = 15 × 0.039370 inch = 0.590551 inch
