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Tag Archives: he ne laser experiment

Helium (he) Neon (ne) laser working animation

Helium-Neon Laser A helium-neon laser, usually called a HeNe laser, is a small gas laser. Its usual operation wavelength is 632.8 nm, in the red portion of the visible spectrum. Construction:   Working: It is most common type of a lasers used in physics laboratories. Its discharge tube is fitted with 80% helium and 20% neon gas. The neon is ...

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