| finger (cloth) | 1 finger (cloth) | 2 finger (cloth) | 3 finger (cloth) | 4 finger (cloth) | 5 finger (cloth) | 6 finger (cloth) | 7 finger (cloth) | 8 finger (cloth) | 9 finger (cloth) | 10 finger (cloth) | 11 finger (cloth) | 12 finger (cloth) | 13 finger (cloth) | 14 finger (cloth) | 15 finger (cloth) | 16 finger (cloth) | 17 finger (cloth) | 18 finger (cloth) | 19 finger (cloth) | 20 finger (cloth) | 21 finger (cloth) | 22 finger (cloth) | 23 finger (cloth) | 24 finger (cloth) | 25 finger (cloth) | 26 finger (cloth) | 27 finger (cloth) | 28 finger (cloth) | 29 finger (cloth) | 30 finger (cloth) | 31 finger (cloth) | 32 finger (cloth) | 33 finger (cloth) | 34 finger (cloth) | 35 finger (cloth) | 36 finger (cloth) | 37 finger (cloth) | 38 finger (cloth) | 39 finger (cloth) | 40 finger (cloth) | 41 finger (cloth) | 42 finger (cloth) | 43 finger (cloth) | 44 finger (cloth) | 45 finger (cloth) | 46 finger (cloth) | 47 finger (cloth) | 48 finger (cloth) | 49 finger (cloth) | 50 finger (cloth) | 51 finger (cloth) | 52 finger (cloth) | 53 finger (cloth) | 54 finger (cloth) | 55 finger (cloth) | 56 finger (cloth) | 57 finger (cloth) | 58 finger (cloth) | 59 finger (cloth) | 60 finger (cloth) | 61 finger (cloth) | 62 finger (cloth) | 63 finger (cloth) | 64 finger (cloth) | 65 finger (cloth) | 66 finger (cloth) | 67 finger (cloth) | 68 finger (cloth) | 69 finger (cloth) | 70 finger (cloth) | 71 finger (cloth) | 72 finger (cloth) | 73 finger (cloth) | 74 finger (cloth) | 75 finger (cloth) | 76 finger (cloth) | 77 finger (cloth) | 78 finger (cloth) | 79 finger (cloth) | 80 finger (cloth) | 81 finger (cloth) | 82 finger (cloth) | 83 finger (cloth) | 84 finger (cloth) | 85 finger (cloth) | 86 finger (cloth) | 87 finger (cloth) | 88 finger (cloth) | 89 finger (cloth) | 90 finger (cloth) | 91 finger (cloth) | 92 finger (cloth) | 93 finger (cloth) | 94 finger (cloth) | 95 finger (cloth) | 96 finger (cloth) | 97 finger (cloth) | 98 finger (cloth) | 99 finger (cloth) | 100 finger (cloth) |
| french; charriere | 342.9 F | 685.8 F | 1,028.7 F | 1,371.6 F | 1,714.5 F | 2,057.4 F | 2,400.3 F | 2,743.2 F | 3,086.1 F | 3 429 F | 3,771.9 F | 4,114.8 F | 4,457.7 F | 4,800.6 F | 5,143.5 F | 5,486.4 F | 5,829.3 F | 6,172.2 F | 6,515.1 F | 6 858 F | 7,200.9 F | 7,543.8 F | 7,886.7 F | 8,229.6 F | 8,572.5 F | 8,915.4 F | 9,258.3 F | 9,601.2 F | 9,944.1 F | 10 287 F | 10,629.9 F | 10,972.8 F | 11,315.7 F | 11,658.6 F | 12,001.5 F | 12,344.4 F | 12,687.3 F | 13,030.2 F | 13,373.1 F | 13 716 F | 14,058.9 F | 14,401.8 F | 14,744.7 F | 15,087.6 F | 15,430.5 F | 15,773.4 F | 16,116.3 F | 16,459.2 F | 16,802.1 F | 17 145 F | 17,487.9 F | 17,830.8 F | 18,173.7 F | 18,516.6 F | 18,859.5 F | 19,202.4 F | 19,545.3 F | 19,888.2 F | 20,231.1 F | 20 574 F | 20,916.9 F | 21,259.8 F | 21,602.7 F | 21,945.6 F | 22,288.5 F | 22,631.4 F | 22,974.3 F | 23,317.2 F | 23,660.1 F | 24 003 F | 24,345.9 F | 24,688.8 F | 25,031.7 F | 25,374.6 F | 25,717.5 F | 26,060.4 F | 26,403.3 F | 26,746.2 F | 27,089.1 F | 27 432 F | 27,774.9 F | 28,117.8 F | 28,460.7 F | 28,803.6 F | 29,146.5 F | 29,489.4 F | 29,832.3 F | 30,175.2 F | 30,518.1 F | 30 861 F | 31,203.9 F | 31,546.8 F | 31,889.7 F | 32,232.6 F | 32,575.5 F | 32,918.4 F | 33,261.3 F | 33,604.2 F | 33,947.1 F | 34 290 F |
A finger (sometimes fingerbreadth or finger's breadth) is any of several units of measurement that are approximately the width of an adult human finger, including:
The digit, also known as digitus or digitus transversus (Latin), dactyl (Greek) or dactylus, or finger's breadth — 3⁄4 of an inch or 1⁄16 of a foot
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| finger (cloth) | ≡ 4 ⁄12 in | = 0.1143 m | Other (Length) |
| finger (cloth) | french; charriere | finger (cloth) | french; charriere |
|---|---|---|---|
| 1 | = 342.9 | 4 | = 1371.6 |
| 1.5 | = 514.35 | 4.5 | = 1543.05 |
| 2 | = 685.8 | 5 | = 1714.5 |
| 2.5 | = 857.25 | 5.5 | = 1885.95 |
| 3 | = 1028.7 | 6 | = 2057.4 |
The French scale or French gauge system is commonly used to measure the size of a catheter. It is most often abbreviated as Fr, but can often be seen abbreviated as Fg, Ga, FR or F. It may also be abbreviated as CH or Ch (for Charrière, its inventor).
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| french; charriere | F | ≡ 1⁄3 mm | = 0.3×10−3 m | Other (Length) |
| french; charriere | finger (cloth) | french; charriere | finger (cloth) |
|---|---|---|---|
| 1 | = 0.0029163021289006 | 4 | = 0.011665208515602 |
| 1.5 | = 0.0043744531933508 | 4.5 | = 0.013123359580052 |
| 2 | = 0.0058326042578011 | 5 | = 0.014581510644503 |
| 2.5 | = 0.0072907553222514 | 5.5 | = 0.016039661708953 |
| 3 | = 0.0087489063867017 | 6 | = 0.017497812773403 |
| finger (cloth) | french; charriere |
|---|---|
| 1 | = 342.9 |
| 0.0029163 | = 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 …) |