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Tag Archives: helium neon laser

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 the most common type of a laser used in physics laboratories. Its discharge tube is fitted with 80% helium and 20% neon gas. The neon ...

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What is laser? how does it works?

What is laser? The name “LASER” stands for light Amplification by Stimulated Emission of Radiation.The lasers are used to produce light having following properties: Monochromatic Directionality Brightness Coherence Polarization One of the most important property of laser light is its monochromaticity. The word monochromatic comes from Greek word monos means single and chroma means colour. actually all lasers have very ...

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