【Notification of Manufacturer Change for Panasonic Industrial Devices SUNX Products and Panasonic Industrial Devices SUNX Tatsuno Products】
From April 1, 2024, the terms "Panasonic Industrial Devices SUNX Co., Ltd." and "Panasonic Industrial Devices SUNX Tatsuno Co., Ltd."
in this page and in the manuals and other documents to be downloaded will all be replaced with "Panasonic Industry Co., Ltd." and applied accordingly.

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Introduction - About Laser Beam

Introduction

Introduction

About laser

LASER is an acronym from "Light A mplification by Stimulated Emission of Radiation".
It is a device which radiates coherent light by excitation of molecules in a gas, or electrons in a solid, to a high energy stage and their release of this energy in the form of light after amplification by to and fro oscillations.

A laser beam has the following features.

(1)Monochromatic
(2)Low divergence
(3)High energy density
(4)Coherent in phase

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Types of lasers

Examples of materials which are used to emit laser beam are as follows.

Liquid : Pigment
Gas : He-Ne, Ar and CO2
Solid : YAG, Ruby and Glass
Semiconductor : GaAs

<Laser beam wavelength>

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Download

  • laser_e.pdfDownload

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Introduction

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