| 1 fm = 0.000000001 μm |
| 2 fm = 0.000000002 μm |
| 3 fm = 0.000000003 μm |
| 4 fm = 0.000000004 μm |
| 5 fm = 0.000000005 μm |
| 6 fm = 0.000000006 μm |
| 7 fm = 0.000000007 μm |
| 8 fm = 0.000000008 μm |
| 9 fm = 0.000000009 μm |
| 10 fm = 0.00000001 μm |
| 15 fm = 0.000000015 μm |
| 50 fm = 0.00000005 μm |
| 100 fm = 0.0000001 μm |
| 500 fm = 0.0000005 μm |
| 1000 fm = 0.000001 μm |
| 5000 fm = 0.000005 μm |
| 10000 fm = 0.00001 μm |