| 680 mm * | 0.1 cm | = 68.0 cm |
| 1 mm |
| Natuurkundige eenheid | Lengte |
|---|---|
| Nanometer | 680000000.0 nm |
| Micrometer | 680000.0 µm |
| Millimeter | 680.0 mm |
| Centimeter | 68.0 cm |
| Inch | 26.7716535433 in |
| Voet | 2.2309711286 ft |
| Yard | 0.7436570429 yd |
| Meter | 0.68 m |
| Kilometer | 0.00068 km |
| Mijl | 0.0004225324 mi |
| Zeemijl | 0.0003671706 nmi |
