french; charriere | 1 F | 2 F | 3 F | 4 F | 5 F | 6 F | 7 F | 8 F | 9 F | 10 F | 11 F | 12 F | 13 F | 14 F | 15 F | 16 F | 17 F | 18 F | 19 F | 20 F | 21 F | 22 F | 23 F | 24 F | 25 F | 26 F | 27 F | 28 F | 29 F | 30 F | 31 F | 32 F | 33 F | 34 F | 35 F | 36 F | 37 F | 38 F | 39 F | 40 F | 41 F | 42 F | 43 F | 44 F | 45 F | 46 F | 47 F | 48 F | 49 F | 50 F | 51 F | 52 F | 53 F | 54 F | 55 F | 56 F | 57 F | 58 F | 59 F | 60 F | 61 F | 62 F | 63 F | 64 F | 65 F | 66 F | 67 F | 68 F | 69 F | 70 F | 71 F | 72 F | 73 F | 74 F | 75 F | 76 F | 77 F | 78 F | 79 F | 80 F | 81 F | 82 F | 83 F | 84 F | 85 F | 86 F | 87 F | 88 F | 89 F | 90 F | 91 F | 92 F | 93 F | 94 F | 95 F | 96 F | 97 F | 98 F | 99 F | 100 F |
decameter | 3.3333333333333 × 10-5 dam | 6.6666666666667 × 10-5 dam | 0.0001 dam | 0.0001333 dam | 0.0001667 dam | 0.0002 dam | 0.0002333 dam | 0.0002667 dam | 0.0003 dam | 0.0003333 dam | 0.0003667 dam | 0.0004 dam | 0.0004333 dam | 0.0004667 dam | 0.0005 dam | 0.0005333 dam | 0.0005667 dam | 0.0006 dam | 0.0006333 dam | 0.0006667 dam | 0.0007 dam | 0.0007333 dam | 0.0007667 dam | 0.0008 dam | 0.0008333 dam | 0.0008667 dam | 0.0009 dam | 0.0009333 dam | 0.0009667 dam | 0.001 dam | 0.0010333 dam | 0.0010667 dam | 0.0011 dam | 0.0011333 dam | 0.0011667 dam | 0.0012 dam | 0.0012333 dam | 0.0012667 dam | 0.0013 dam | 0.0013333 dam | 0.0013667 dam | 0.0014 dam | 0.0014333 dam | 0.0014667 dam | 0.0015 dam | 0.0015333 dam | 0.0015667 dam | 0.0016 dam | 0.0016333 dam | 0.0016667 dam | 0.0017 dam | 0.0017333 dam | 0.0017667 dam | 0.0018 dam | 0.0018333 dam | 0.0018667 dam | 0.0019 dam | 0.0019333 dam | 0.0019667 dam | 0.002 dam | 0.0020333 dam | 0.0020667 dam | 0.0021 dam | 0.0021333 dam | 0.0021667 dam | 0.0022 dam | 0.0022333 dam | 0.0022667 dam | 0.0023 dam | 0.0023333 dam | 0.0023667 dam | 0.0024 dam | 0.0024333 dam | 0.0024667 dam | 0.0025 dam | 0.0025333 dam | 0.0025667 dam | 0.0026 dam | 0.0026333 dam | 0.0026667 dam | 0.0027 dam | 0.0027333 dam | 0.0027667 dam | 0.0028 dam | 0.0028333 dam | 0.0028667 dam | 0.0029 dam | 0.0029333 dam | 0.0029667 dam | 0.003 dam | 0.0030333 dam | 0.0030667 dam | 0.0031 dam | 0.0031333 dam | 0.0031667 dam | 0.0032 dam | 0.0032333 dam | 0.0032667 dam | 0.0033 dam | 0.0033333 dam |
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 | decameters | french; charriere | decameters |
---|---|---|---|
1 | = 3.3333333333333E-5 | 4 | = 0.00013333333333333 |
1.5 | = 5.0E-5 | 4.5 | = 0.00015 |
2 | = 6.6666666666667E-5 | 5 | = 0.00016666666666667 |
2.5 | = 8.3333333333333E-5 | 5.5 | = 0.00018333333333333 |
3 | = 0.0001 | 6 | = 0.0002 |
Dekameter or decameter is a common metric unit of distance. It is equal to 10 meters or 32.8084 feet. Plural name is dekameters.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
decameter | dam | ≡ 1×10 m | ≡ 1×10 m | Metric system SI |
decameters | french; charriere | decameters | french; charriere |
---|---|---|---|
1 | = 30000 | 4 | = 120000 |
1.5 | = 45000 | 4.5 | = 135000 |
2 | = 60000 | 5 | = 150000 |
2.5 | = 75000 | 5.5 | = 165000 |
3 | = 90000 | 6 | = 180000 |
french; charriere | decameters |
---|---|
1 | = 3.3333333333333 × 10-5 |
30 000 | = 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 …) |