| 16.8 mm * | 0.1 cm | = 1.68 cm | 
| 1 mm | 
| Natuurkundige eenheid | Lengte-eenheid | 
|---|---|
| Nanometer | 16800000.0 nm | 
| Micrometer | 16800.0 µm | 
| Millimeter | 16.8 mm | 
| Centimeter | 1.68 cm | 
| Inch | 0.6614173228 in | 
| Voet | 0.0551181102 ft | 
| Yard | 0.0183727034 yd | 
| Meter | 0.0168 m | 
| Kilometer | 1.68e-05 km | 
| Mijl | 1.0439e-05 mi | 
| Zeemijl | 9.0713e-06 nmi | 
