Nanometer

nm

Scientific Unit

The nanometer is at the boundary between the visible microscopic world and the atomic scale. It's the preferred unit for expressing the wavelengths of visible light and the size of nanoparticles.

Quick Converter

1 nm = cm

Controls display format. Very small or very large numbers will be shown in scientific notation (e.g., 1.5e-6).

Nanometer (nm)

The nanometer is at the boundary between the visible microscopic world and the atomic scale. It’s the preferred unit for expressing the wavelengths of visible light and the size of nanoparticles.

Characteristics

  • Metric system unit
  • 1 nm = 0.000001 mm
  • 1 nm = 0.001 micrometer
  • Visible light wavelengths: 380–700 nm
  • Common in: nanotechnology, quantum physics, optics

Conversions

  • 1 nm = 0.001 µm
  • 1 nm = 0.000000001 m
  • 1 nm = 10 Angstroms
  • 1000 nm = 1 micrometer
  • 1,000,000 nm = 1 millimeter

Used In Regions

Scientific Nanotechnology