| 13.8 mm * | 0.0393700787 in | = 0.5433070866 in | 
| 1 mm | 
| Natuurkundige eenheid | Lengte | 
|---|---|
| Nanometer | 13800000.0 nm | 
| Micrometer | 13800.0 µm | 
| Millimeter | 13.8 mm | 
| Centimeter | 1.38 cm | 
| Inch | 0.5433070866 in | 
| Voet | 0.0452755906 ft | 
| Yard | 0.0150918635 yd | 
| Meter | 0.0138 m | 
| Kilometer | 1.38e-05 km | 
| Mijl | 8.5749e-06 mi | 
| Zeemijl | 7.4514e-06 nmi | 
