The Electromagnetic Spectrum

© Australian Photonics CRC

Frequency Range
(Hz) Wavelength Range
(m) Type of Radiation
1 - 10⁸ 3 - 3x10⁸ radio waves

10⁸ - 10¹² 3 - 3x10^-4 microwaves

10¹² - 10¹⁴ 3x10^-4 - 3x10^-6 infrared

4.3x10¹⁴ - 7.5x10¹⁴ 4x10^-7 - 7x10^-7 visible light

7.5x10¹⁴ - 10¹⁷ 7x10^-7 - 3x10^-9 ultraviolet light

10¹⁷ - 10²⁰ 3x10^-9 - 3x10^-12 x-rays

10²⁰ - 10²⁴ 3x10^-12 - 3x10^-16 gamma-rays

Frequency Range (Hz)	Wavelength Range (m)	Type of Radiation
1 - 10⁸	3 - 3x10⁸	radio waves
10⁸ - 10¹²	3 - 3x10^-4	microwaves
10¹² - 10¹⁴	3x10^-4 - 3x10^-6	infrared
4.3x10¹⁴ - 7.5x10¹⁴	4x10^-7 - 7x10^-7	visible light
7.5x10¹⁴ - 10¹⁷	7x10^-7 - 3x10^-9	ultraviolet light
10¹⁷ - 10²⁰	3x10^-9 - 3x10^-12	x-rays
10²⁰ - 10²⁴	3x10^-12 - 3x10^-16	gamma-rays

Electromagnetic Spectrum Tuner (Java Applet)