Micrometer to Inches (µm to in)

Micrometer to Inches (µm to in) conversion calculator

Inches to Micrometer (Swap units)

1µm = 4.0E-5in

Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.

Micrometer to Inches formula

Inches = Micrometer / 25400.0508001

Micrometer to Inches calculation

Inches = Micrometer / 25400.0508001

Inches = 1 / 25399.986284007

Inches = 4.0E-5

What is a micrometer?

A micrometer, also known as a micrometre, is a unit of length in the metric system. It is equal to one millionth of a meter or 0.000001 meters. The symbol for micrometer is μm, derived from the Greek letter "mu" (μ) which represents micro, meaning one millionth.

The micrometer is commonly used in scientific and engineering fields where precise measurements are required. It is especially useful for measuring very small objects or distances, such as the thickness of a strand of hair or the diameter of a microscopic organism. The micrometer is also used in manufacturing processes to ensure accuracy and precision in the production of small components.

To put the size of a micrometer into perspective, it is approximately 100 times smaller than the thickness of a human hair. This level of precision makes the micrometer an essential tool in various industries, including electronics, optics, and nanotechnology. It is often used in conjunction with other measuring instruments, such as calipers or microscopes, to achieve the highest level of accuracy in measurements.

What is an inch?

An inch is a length unit normally used in the United States and, occasionally, in the United Kingdom. It is defined as a twelth (1/12th) of a foot. The inch is normally subdivided into fractions of an inch such as the ½, ¼ and ⅛.

Historically, an inch was originally based on the width of a man's thumb. The inch is still commonly used in the United States for everyday measurements and worldwide for the size of TV and computer screens and clothing.

Inches are used in combination with other units of imperial measurement such as feet and yards. For example, a standard door in the United States a football field is 100 yards long or 300 feet or 3,600 inches.

 

Micrometer to Inches table

Starting value
Increment
Accuracy
Micrometer
Inches
0µm
0.00000in
1µm
0.00004in
2µm
0.00008in
3µm
0.00012in
4µm
0.00016in
5µm
0.00020in
6µm
0.00024in
7µm
0.00028in
8µm
0.00031in
9µm
0.00035in
10µm
0.00039in
11µm
0.00043in
12µm
0.00047in
13µm
0.00051in
14µm
0.00055in
15µm
0.00059in
16µm
0.00063in
17µm
0.00067in
18µm
0.00071in
19µm
0.00075in
Micrometer
Inches
20µm
0.00079in
21µm
0.00083in
22µm
0.00087in
23µm
0.00091in
24µm
0.00094in
25µm
0.00098in
26µm
0.00102in
27µm
0.00106in
28µm
0.00110in
29µm
0.00114in
30µm
0.00118in
31µm
0.00122in
32µm
0.00126in
33µm
0.00130in
34µm
0.00134in
35µm
0.00138in
36µm
0.00142in
37µm
0.00146in
38µm
0.00150in
39µm
0.00154in
Micrometer
Inches
40µm
0.00157in
41µm
0.00161in
42µm
0.00165in
43µm
0.00169in
44µm
0.00173in
45µm
0.00177in
46µm
0.00181in
47µm
0.00185in
48µm
0.00189in
49µm
0.00193in
50µm
0.00197in
51µm
0.00201in
52µm
0.00205in
53µm
0.00209in
54µm
0.00213in
55µm
0.00217in
56µm
0.00220in
57µm
0.00224in
58µm
0.00228in
59µm
0.00232in
Micrometer
Inches
60µm
0.00236in
61µm
0.00240in
62µm
0.00244in
63µm
0.00248in
64µm
0.00252in
65µm
0.00256in
66µm
0.00260in
67µm
0.00264in
68µm
0.00268in
69µm
0.00272in
70µm
0.00276in
71µm
0.00280in
72µm
0.00283in
73µm
0.00287in
74µm
0.00291in
75µm
0.00295in
76µm
0.00299in
77µm
0.00303in
78µm
0.00307in
79µm
0.00311in