Millimeter naar inch omzetter

Zet millimeter direct om naar inch. Gratis online eenhedenconverter.

Invoerwaarde

Van eenheid

Millimeters

Inches

1 mm = 0.03937 in

Referentietabel

1 mm

0.03937

5 mm

0.19685

10 mm

0.393701

50 mm

1.968504

100 mm

3.937008

Conversieresultaten

Meters

Kilometers

Centimeters

Miles

Yards

Feet

Inches

Conversion Formula

1 Millimeters = 0.03937 Inches

1 Inches = 25.4 Millimeters

Quick Reference Table

Millimeters	Inches
1 mm	0.03937 in
5 mm	0.1969 in
10 mm	0.3937 in
50 mm	1.9685 in
100 mm	3.93701 in
500 mm	19.685 in
1,000 mm	39.3701 in

About These Units

Converting Millimeters to Inches comes down to a single multiplication: each Millimeters equals 0.03937 Inches. For example, 10 Millimeters works out to 0.3937 Inches. Use the live calculator above for any value, or follow the exact formula and reference table below — no rounding errors, no guesswork.

Length is the most basic spatial measurement — the distance between two points along a single dimension. The metric system (meters, kilometers, centimeters, millimeters) is used in most countries, while the imperial system (feet, inches, yards, miles) remains common in the United States. Accurate length conversion matters in construction, engineering, manufacturing, sports, navigation, and everyday tasks like ordering furniture from overseas suppliers.

About Millimeters

The millimeter (mm) is 1/1,000 of a meter, used wherever fine precision matters.

History

Introduced as part of the decimal metric system in the late 1700s.

Common Use

Used in engineering, jewelry, precipitation reports, and screen thickness specifications.

About Inches

The inch (in) is exactly 25.4 millimeters (1/12 of a foot), commonly used in the US/UK for small lengths.

History

Originally defined as the width of an adult thumb; the modern value was set internationally in 1959.

Common Use

Used for screen sizes (e.g., 15.6" laptop), tire dimensions, rainfall, and wood/plywood thicknesses.

When Conversion Is Needed

Millimeters and Inches belong to different measurement systems, so conversion becomes necessary when comparing values across the two units, or when forwarding a document or specification written in one unit to someone who uses the other. The quick-reference table on this page shows how common values in Millimeters translate to Inches, so memorizing or bookmarking the most frequently-used values is often a worthwhile shortcut.

Real-World Use Cases

Construction & DIY

Architects, builders, and DIY enthusiasts constantly switch between feet/inches and meters/centimeters when reading plans drawn in different standards. A miscalculation can mean lumber that doesn't fit or doors that don't close.

Travel & Navigation

Hiking trail markers, road signs, and aviation altimeters use different units depending on country. Travelers and pilots routinely convert miles to kilometers and feet to meters to stay oriented and safe.

Related Converters

Meters to Kilometers Meters to Centimeters Meters to Millimeters Meters to Miles Meters to Yards Meters to Feet Meters to Inches Kilometers to Meters

Frequently Asked Questions

How do I convert Millimeters to Inches?

Multiply the number of Millimeters by 0.03937. For instance, 10 Millimeters × 0.03937 = 0.3937 Inches. The calculator on this page does it instantly as you type.

How many Inches are in one Millimeters?

One Millimeters equals exactly 0.03937 Inches. Going the other way, one Inches equals 25.4 Millimeters.

Is this Millimeters-to-Inches conversion accurate?

Yes. The result uses double-precision arithmetic and internationally accepted conversion constants, rounding only for display — so it is reliable for engineering, cooking, shipping, and schoolwork alike.