| 納米 | 1 nm | 2 nm | 3 nm | 4 nm | 5 nm | 6 nm | 7 nm | 8 nm | 9 nm | 10 nm | 11 nm | 12 nm | 13 nm | 14 nm | 15 nm | 16 nm | 17 nm | 18 nm | 19 nm | 20 nm | 21 nm | 22 nm | 23 nm | 24 nm | 25 nm | 26 nm | 27 nm | 28 nm | 29 nm | 30 nm | 31 nm | 32 nm | 33 nm | 34 nm | 35 nm | 36 nm | 37 nm | 38 nm | 39 nm | 40 nm | 41 nm | 42 nm | 43 nm | 44 nm | 45 nm | 46 nm | 47 nm | 48 nm | 49 nm | 50 nm | 51 nm | 52 nm | 53 nm | 54 nm | 55 nm | 56 nm | 57 nm | 58 nm | 59 nm | 60 nm | 61 nm | 62 nm | 63 nm | 64 nm | 65 nm | 66 nm | 67 nm | 68 nm | 69 nm | 70 nm | 71 nm | 72 nm | 73 nm | 74 nm | 75 nm | 76 nm | 77 nm | 78 nm | 79 nm | 80 nm | 81 nm | 82 nm | 83 nm | 84 nm | 85 nm | 86 nm | 87 nm | 88 nm | 89 nm | 90 nm | 91 nm | 92 nm | 93 nm | 94 nm | 95 nm | 96 nm | 97 nm | 98 nm | 99 nm | 100 nm |
| 英寸 | 3.9370078740157 × 10-8 in | 7.8740157480315 × 10-8 in | 1.1811023622047 × 10-7 in | 1.5748031496063 × 10-7 in | 1.9685039370079 × 10-7 in | 2.3622047244094 × 10-7 in | 2.755905511811 × 10-7 in | 3.1496062992126 × 10-7 in | 3.5433070866142 × 10-7 in | 3.9370078740157 × 10-7 in | 4.3307086614173 × 10-7 in | 4.7244094488189 × 10-7 in | 5.1181102362205 × 10-7 in | 5.511811023622 × 10-7 in | 5.9055118110236 × 10-7 in | 6.2992125984252 × 10-7 in | 6.6929133858268 × 10-7 in | 7.0866141732283 × 10-7 in | 7.4803149606299 × 10-7 in | 7.8740157480315 × 10-7 in | 8.2677165354331 × 10-7 in | 8.6614173228346 × 10-7 in | 9.0551181102362 × 10-7 in | 9.4488188976378 × 10-7 in | 9.8425196850394 × 10-7 in | 1.0236220472441 × 10-6 in | 1.0629921259843 × 10-6 in | 1.1023622047244 × 10-6 in | 1.1417322834646 × 10-6 in | 1.1811023622047 × 10-6 in | 1.2204724409449 × 10-6 in | 1.259842519685 × 10-6 in | 1.2992125984252 × 10-6 in | 1.3385826771654 × 10-6 in | 1.3779527559055 × 10-6 in | 1.4173228346457 × 10-6 in | 1.4566929133858 × 10-6 in | 1.496062992126 × 10-6 in | 1.5354330708661 × 10-6 in | 1.5748031496063 × 10-6 in | 1.6141732283465 × 10-6 in | 1.6535433070866 × 10-6 in | 1.6929133858268 × 10-6 in | 1.7322834645669 × 10-6 in | 1.7716535433071 × 10-6 in | 1.8110236220472 × 10-6 in | 1.8503937007874 × 10-6 in | 1.8897637795276 × 10-6 in | 1.9291338582677 × 10-6 in | 1.9685039370079 × 10-6 in | 2.007874015748 × 10-6 in | 2.0472440944882 × 10-6 in | 2.0866141732283 × 10-6 in | 2.1259842519685 × 10-6 in | 2.1653543307087 × 10-6 in | 2.2047244094488 × 10-6 in | 2.244094488189 × 10-6 in | 2.2834645669291 × 10-6 in | 2.3228346456693 × 10-6 in | 2.3622047244094 × 10-6 in | 2.4015748031496 × 10-6 in | 2.4409448818898 × 10-6 in | 2.4803149606299 × 10-6 in | 2.5196850393701 × 10-6 in | 2.5590551181102 × 10-6 in | 2.5984251968504 × 10-6 in | 2.6377952755906 × 10-6 in | 2.6771653543307 × 10-6 in | 2.7165354330709 × 10-6 in | 2.755905511811 × 10-6 in | 2.7952755905512 × 10-6 in | 2.8346456692913 × 10-6 in | 2.8740157480315 × 10-6 in | 2.9133858267717 × 10-6 in | 2.9527559055118 × 10-6 in | 2.992125984252 × 10-6 in | 3.0314960629921 × 10-6 in | 3.0708661417323 × 10-6 in | 3.1102362204724 × 10-6 in | 3.1496062992126 × 10-6 in | 3.1889763779528 × 10-6 in | 3.2283464566929 × 10-6 in | 3.2677165354331 × 10-6 in | 3.3070866141732 × 10-6 in | 3.3464566929134 × 10-6 in | 3.3858267716535 × 10-6 in | 3.4251968503937 × 10-6 in | 3.4645669291339 × 10-6 in | 3.503937007874 × 10-6 in | 3.5433070866142 × 10-6 in | 3.5826771653543 × 10-6 in | 3.6220472440945 × 10-6 in | 3.6614173228346 × 10-6 in | 3.7007874015748 × 10-6 in | 3.740157480315 × 10-6 in | 3.7795275590551 × 10-6 in | 3.8188976377953 × 10-6 in | 3.8582677165354 × 10-6 in | 3.8976377952756 × 10-6 in | 3.9370078740157 × 10-6 in |
納米（SI符號：nm）是公制系統中的長度單位，等於一米（0.000000001米）的十億分之一。 這個名稱將SI前綴納米（來自古希臘語νάνος，nanos，“矮”）與父母單位名稱計量器（來自希臘語μέτρον，metrön，“計量單位”）結合起來。 它可以用科學記數法寫成1×10-9米，工程記數法為1E-9米，僅為10億米。
| 1 納米 ≡ 3.9370078740157E-8 英寸 | 6 納米 ≡ 2.3622047244094E-7 英寸 |
| 2 納米 ≡ 7.8740157480315E-8 英寸 | 7 納米 ≡ 2.755905511811E-7 英寸 |
| 3 納米 ≡ 1.1811023622047E-7 英寸 | 8 納米 ≡ 3.1496062992126E-7 英寸 |
| 4 納米 ≡ 1.5748031496063E-7 英寸 | 9 納米 ≡ 3.5433070866142E-7 英寸 |
| 5 納米 ≡ 1.9685039370079E-7 英寸 | 10 納米 ≡ 3.9370078740157E-7 英寸 |
英寸（英文縮寫：或“）是（英國）英制和美國習慣測量系統中的長度單位，現在正式等於1/36碼，但通常理解為1/12英尺。 來自羅馬的uncia（“第十二”），英寸有時也用於翻譯其他測量系統中的相關單位，通常被理解為源自人類拇指的寬度。
| 1 英寸 ≡ 25400000 納米 | 6 英寸 ≡ 152400000 納米 |
| 2 英寸 ≡ 50800000 納米 | 7 英寸 ≡ 177800000 納米 |
| 3 英寸 ≡ 76200000 納米 | 8 英寸 ≡ 203200000 納米 |
| 4 英寸 ≡ 101600000 納米 | 9 英寸 ≡ 228600000 納米 |
| 5 英寸 ≡ 127000000 納米 | 10 英寸 ≡ 254000000 納米 |