| Wave name | Wavelength range |
|---|---|
| Radio | miles-meters |
| Shortwave | feet-inches |
| Radar | inches-millionths of a meter |
| Infrared | 10-6 m - 7000×10-10 m |
| Visible | 4000×10-10 m (Violet) |
| - 7000×10-10m (Red) | |
| Ultraviolet | 4×10-7 m - 10-9 m |
| X-Rays | 10-9 m - 10-12 m |
| Gamma-Rays | 10-12 m and smaller |