About the Units
femtometer (fm)
An ultra-small length unit used in nuclear and particle physics.
microinch (μin)
An extremely small imperial length unit used in precision engineering.
Common Conversions
- 1 fm = 3.937008e-8 μin
- 25400000.0 fm = 1 μin
Convert from femtometers to microinches
Conversion Information
To convert from femtometers to microinches, multiply by 3.937008e-8
1 fm = 3.937008e-8 μin