About the Units
inch (in)
A small imperial length unit commonly used for precise measurements.
femtometer (fm)
An ultra-small length unit used in nuclear and particle physics.
Common Conversions
- 1 in = 25400000000000.0 fm
- 3.9370078e-14 in = 1 fm
Convert from inches to femtometers
Conversion Information
To convert from inches to femtometers, multiply by 25400000000000.0
1 in = 25400000000000.0 fm