| 1 fs = 0.000000000000001 s | 
| 2 fs = 0.000000000000002 s | 
| 3 fs = 0.000000000000003 s | 
| 4 fs = 0.000000000000004 s | 
| 5 fs = 0.000000000000005 s | 
| 6 fs = 0.000000000000006 s | 
| 7 fs = 0.000000000000007 s | 
| 8 fs = 0.000000000000008 s | 
| 9 fs = 0.000000000000009 s | 
| 10 fs = 0.00000000000001 s | 
| 15 fs = 0.000000000000015 s | 
| 50 fs = 0.00000000000005 s | 
| 100 fs = 0.0000000000001 s | 
| 500 fs = 0.0000000000005 s | 
| 1000 fs = 0.000000000001 s | 
| 5000 fs = 0.000000000005 s | 
| 10000 fs = 0.00000000001 s |