millimeter | 1 mm | 2 mm | 3 mm | 4 mm | 5 mm | 6 mm | 7 mm | 8 mm | 9 mm | 10 mm | 11 mm | 12 mm | 13 mm | 14 mm | 15 mm | 16 mm | 17 mm | 18 mm | 19 mm | 20 mm | 21 mm | 22 mm | 23 mm | 24 mm | 25 mm | 26 mm | 27 mm | 28 mm | 29 mm | 30 mm | 31 mm | 32 mm | 33 mm | 34 mm | 35 mm | 36 mm | 37 mm | 38 mm | 39 mm | 40 mm | 41 mm | 42 mm | 43 mm | 44 mm | 45 mm | 46 mm | 47 mm | 48 mm | 49 mm | 50 mm | 51 mm | 52 mm | 53 mm | 54 mm | 55 mm | 56 mm | 57 mm | 58 mm | 59 mm | 60 mm | 61 mm | 62 mm | 63 mm | 64 mm | 65 mm | 66 mm | 67 mm | 68 mm | 69 mm | 70 mm | 71 mm | 72 mm | 73 mm | 74 mm | 75 mm | 76 mm | 77 mm | 78 mm | 79 mm | 80 mm | 81 mm | 82 mm | 83 mm | 84 mm | 85 mm | 86 mm | 87 mm | 88 mm | 89 mm | 90 mm | 91 mm | 92 mm | 93 mm | 94 mm | 95 mm | 96 mm | 97 mm | 98 mm | 99 mm | 100 mm |
mil | 39.3700787 mil | 78.7401575 mil | 118.1102362 mil | 157.4803150 mil | 196.8503937 mil | 236.2204724 mil | 275.5905512 mil | 314.9606299 mil | 354.3307087 mil | 393.7007874 mil | 433.0708661 mil | 472.4409449 mil | 511.8110236 mil | 551.1811024 mil | 590.5511811 mil | 629.9212598 mil | 669.2913386 mil | 708.6614173 mil | 748.0314961 mil | 787.4015748 mil | 826.7716535 mil | 866.1417323 mil | 905.5118110 mil | 944.8818898 mil | 984.2519685 mil | 1,023.6220472 mil | 1,062.9921260 mil | 1,102.3622047 mil | 1,141.7322835 mil | 1,181.1023622 mil | 1,220.4724409 mil | 1,259.8425197 mil | 1,299.2125984 mil | 1,338.5826772 mil | 1,377.9527559 mil | 1,417.3228346 mil | 1,456.6929134 mil | 1,496.0629921 mil | 1,535.4330709 mil | 1,574.8031496 mil | 1,614.1732283 mil | 1,653.5433071 mil | 1,692.9133858 mil | 1,732.2834646 mil | 1,771.6535433 mil | 1,811.0236220 mil | 1,850.3937008 mil | 1,889.7637795 mil | 1,929.1338583 mil | 1,968.5039370 mil | 2,007.8740157 mil | 2,047.2440945 mil | 2,086.6141732 mil | 2,125.9842520 mil | 2,165.3543307 mil | 2,204.7244094 mil | 2,244.0944882 mil | 2,283.4645669 mil | 2,322.8346457 mil | 2,362.2047244 mil | 2,401.5748031 mil | 2,440.9448819 mil | 2,480.3149606 mil | 2,519.6850394 mil | 2,559.0551181 mil | 2,598.4251969 mil | 2,637.7952756 mil | 2,677.1653543 mil | 2,716.5354331 mil | 2,755.9055118 mil | 2,795.2755906 mil | 2,834.6456693 mil | 2,874.0157480 mil | 2,913.3858268 mil | 2,952.7559055 mil | 2,992.1259843 mil | 3,031.4960630 mil | 3,070.8661417 mil | 3,110.2362205 mil | 3,149.6062992 mil | 3,188.9763780 mil | 3,228.3464567 mil | 3,267.7165354 mil | 3,307.0866142 mil | 3,346.4566929 mil | 3,385.8267717 mil | 3,425.1968504 mil | 3,464.5669291 mil | 3,503.9370079 mil | 3,543.3070866 mil | 3,582.6771654 mil | 3,622.0472441 mil | 3,661.4173228 mil | 3,700.7874016 mil | 3,740.1574803 mil | 3,779.5275591 mil | 3,818.8976378 mil | 3,858.2677165 mil | 3,897.6377953 mil | 3,937.0078740 mil |
The millimetre (International spelling as used by the International Bureau of Weights and Measures; SI unit symbol mm) or millimeter (American spelling) is a unit of length in the metric system, equal to one thousandth of a metre, which is the SI base unit of length. Therefore there are thousand millimetres in a metre. There are ten millimetres in a centimetre.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
millimeter | mm | ≡ 1×10-3 m ≡ 0.001 m | ≡ 1×10-3 m ≡ 0.001 m | Metric system SI |
millimeters | mils | millimeters | mils |
---|---|---|---|
1 | ≡ 39.370078740157 | 4 | ≡ 157.48031496063 |
1.5 | ≡ 59.055118110236 | 4.5 | ≡ 177.16535433071 |
2 | ≡ 78.740157480315 | 5 | ≡ 196.85039370079 |
2.5 | ≡ 98.425196850394 | 5.5 | ≡ 216.53543307087 |
3 | ≡ 118.11023622047 | 6 | ≡ 236.22047244094 |
A thousandth of an inch is a derived unit of length in an inch-based system of units. Equal to 0.001 inches, it is normally referred to as a thou /ˈθaʊ/, a thousandth, or (particularly in the United States) a mil.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
mil | mil | ≡ 1×10−3 in | ≡ 2.54×10−5 m | Imperial/US |
mils | millimeters | mils | millimeters |
---|---|---|---|
1 | ≡ 0.0254 | 4 | ≡ 0.1016 |
1.5 | ≡ 0.0381 | 4.5 | ≡ 0.1143 |
2 | ≡ 0.0508 | 5 | ≡ 0.127 |
2.5 | ≡ 0.0635 | 5.5 | ≡ 0.1397 |
3 | ≡ 0.0762 | 6 | ≡ 0.1524 |
millimeters | mils |
---|---|
1 | ≡ 39.3700787 |
0.0254 | ≡ 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |