Foot to Millimeter Converter

The foot is a unit of length in the imperial and US customary systems of measurement. It is defined as exactly 0.3048 meters.

Facts About Feet

• 1 foot = 12 inches
• 3 feet = 1 yard
• 5280 feet = 1 mile
• 1 foot ≈ 0.3048 meters
• 1 foot ≈ 30.48 centimeters

Common Uses

• Measuring human height
• Aviation altitude (flight levels in feet)
• Construction and carpentry
• Real estate property dimensions

History

The foot has been used since ancient times, with different cultures having varying definitions. The current international foot was standardized in 1959.

The millimeter is a unit of length equal to one-thousandth of a meter. It is used for precise measurements.

Facts About Millimeters

• 1 millimeter = 0.001 meters
• 1 millimeter = 0.1 centimeters
• 1 millimeter ≈ 0.03937 inches
• 10 millimeters = 1 centimeter

Common Uses

• Precision engineering
• 3D printing specifications
• Rainfall measurements
• Medical measurements
• Jewelry dimensions

History

The millimeter was introduced as part of the metric system in 1795 during the French Revolution. The prefix "milli-" comes from the Latin word "mille," meaning one thousand. The metric system was designed to provide a decimal-based system of measurement that was easy to use and understand.

Since 1983, the meter has been defined as "the length of the path travelled by light in a vacuum during a time interval of 1/299,792,458 of a second." A millimeter, being 1/1000 of a meter, is the distance light travels in 1/299,792,458,000 of a second.