Full name: nanometre
Plural form: nanometres
Alternate spelling: nanometers
Category type: length
Scale factor: 1.0E-9
The SI base unit for length is the metre.
1 metre is equal to 1000000000 nm.
Valid units must be of the length type.
You can use this form to select from known units:
The SI prefix "nano" represents a factor of 10-9, or in exponential notation, 1E-9.
So 1 nanometre = 10-9 metre.