Wavelength and Frequency
Wavelength and frequency converter: nanometers, meters, hertz and photon energy. Conversion with a solution and a table.
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Enter a whole number, a decimal (2.5), a fraction (1/3) or scientific notation (6.02e23).
The wavelength and frequency converter converts the wavelength of an electromagnetic wave in vacuum to frequency and back, and also shows the photon energy. Visible light has a wavelength of about 380 to 750 nm.
Units
| Unit | In the base unit (Hz) |
|---|---|
| nanometer (nm) | 299792458000000000 : x |
| micrometer (µm) | 299792458000000 : x |
| millimeter (mm) | 299792458000 : x |
| centimeter (cm) | 29979245800 : x |
| meter (m) | 299792458 : x |
| kilometer (km) | 299792.458 : x |
| hertz (Hz) | 1 |
| kilohertz (kHz) | 1000 |
| megahertz (MHz) | 1000000 |
| gigahertz (GHz) | 1000000000 |
| terahertz (THz) | 1000000000000 |
| electronvolt (eV) | 1602176634000000/6.62607015 |
Example. λ = 500 nm: f = 299,792,458 : (500 · 10⁻⁹) ≈ 5.996 · 10¹⁴ Hz ≈ 600 THz.
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