Wavelength Calculator
λ = c/f — wavelength, frequency, and wave speed
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Wave equation: v = λf, so λ = v/f. Speed of light c = 299,792,458 m/s. Visible light: 380–700 nm. 1 nm = 1×10⁻⁹ m. Radio waves have longest wavelengths; gamma rays shortest.
λ = c/f — wavelength, frequency, and wave speed
Wave equation: v = λf, so λ = v/f. Speed of light c = 299,792,458 m/s. Visible light: 380–700 nm. 1 nm = 1×10⁻⁹ m. Radio waves have longest wavelengths; gamma rays shortest.