| Micrometers (um) |
Millimeters (mm) |
Inches |
Mils (Thousandths) |
"Tenths" (Ten-Thousandths) |
Millionths (Microinch) |
| 0.1 |
0.0001 |
0.000004 |
0.004 |
0.04 |
3.94 |
| 0.5 |
0.0005 |
0.000020 |
0.020 |
0.20 |
19.69 |
| 1.0 |
0.0010 |
0.000039 |
0.039 |
0.39 |
39.37 |
| 1.5 |
0.0015 |
0.000059 |
0.059 |
0.59 |
59.06 |
| 2.0 |
0.0020 |
0.000079 |
0.079 |
0.79 |
78.74 |
| 2.5 |
0.0025 |
0.000098 |
0.098 |
0.98 |
98.43 |
| 3.0 |
0.0030 |
0.000118 |
0.118 |
1.18 |
118.11 |
| 3.5 |
0.0035 |
0.000138 |
0.138 |
1.38 |
137.80 |
| 4.0 |
0.0040 |
0.000157 |
0.157 |
1.57 |
157.48 |
| 4.5 |
0.0045 |
0.000177 |
0.177 |
1.77 |
177.17 |
| 5.0 |
0.0050 |
0.000197 |
0.197 |
1.97 |
196.85 |
| 5.5 |
0.0055 |
0.000217 |
0.217 |
2.17 |
216.54 |
| 6.0 |
0.0060 |
0.000236 |
0.236 |
2.36 |
236.22 |
| 7.0 |
0.007 |
0.000276 |
0.276 |
2.76 |
275.59 |
| 8.0 |
0.008 |
0.000315 |
0.315 |
3.15 |
314.96 |
| 9.0 |
0.009 |
0.000354 |
0.354 |
3.54 |
354.33 |
| 10.0 |
0.01 |
0.000394 |
0.394 |
393.70 |
|
| 12.0 |
0.012 |
0.000472 |
0.472 |
4.72 |
472.44 |
| 15.0 |
0.015 |
0.000591 |
0.591 |
5.91 |
590.55 |
| 20.0 |
0.02 |
0.000787 |
0.787 |
7.87 |
787.40 |
| 25.0 |
0.025 |
0.000984 |
0.984 |
9.84 |
984.25 |
| 25.4 |
0.025 |
0.001 |
1 |
10 |
1,000 |
| 50.8 |
0.051 |
0.002 |
2 |
20 |
2,000 |
| 76.2 |
0.076 |
0.003 |
3 |
30 |
3,000 |
| 101.6 |
0.102 |
0.004 |
4 |
40 |
4,000 |
| 127.0 |
0.127 |
0.005 |
5 |
50 |
5,000 |
| 152.4 |
0.152 |
0.006 |
6 |
60 |
6,000 |
| 177.8 |
0.178 |
0.007 |
7 |
70 |
7,000 |
| 203.2 |
0.203 |
0.008 |
8 |
80 |
8,000 |
| 228.6 |
0.229 |
0.009 |
9 |
90 |
9,000 |
| 254.0 |
0.254 |
0.010 |
10 |
100 |
10,000 |
| 304.8 |
0.305 |
0.012 |
12 |
120 |
12,000 |
| 381.0 |
0.381 |
0.015 |
15 |
150 |
15,000 |
| 508.0 |
0.508 |
0.020 |
20 |
200 |
20,000 |
| 635.0 |
0.635 |
0.025 |
25 |
250 |
25,000 |
|
|
|
|
|
|
| inches = mm / 25.4 mm = Inches * 25.4 |
| mils = microns / 25.4 microns = mils * 25.4 |
| 0.001 inch = 1 mils = 10 "tenths" = 1,000 microinches |
| 0.001 mm = 1 microns = 1 micrometers = 1,000 nanometers = 10,000 Angstroms |
|
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