Convert Millimeters to Inches
Millimeters
Definition: The millimeter (symbol: mm) is a metric unit of length equal to one thousandth of a meter (0.001 m).
History/Origin: Created within the metric system as a convenient submultiple of the meter for precise small-scale measurements.
Current Use: Used in engineering, machining, electronics, and science for high-precision dimensional and mechanical measurements.
Inches
Definition: The inch (symbol: in) is an Imperial and U.S. customary unit of length equal to 1/12 of a foot or 25.4 millimeters.
History/Origin: Derived from the Latin ‘uncia’, meaning one-twelfth part; standardized in 1959 as exactly 25.4 millimeters.
Current Use: Used widely in engineering, manufacturing, and consumer industries for screen sizes and mechanical tolerances.