| Laser machine welding is the joining of
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| | Hughes labs in 1960, but was descended
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| two pieces of material, usually metal,
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| | from work done by Albert Einstein in
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| but often these days plastics, using a
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| | 1916. However, the laser itself is such
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| laser beam. A laser is a single phase,
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| | a recent development that the use of
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| or coherent beam of light often seen in
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| | laser machine welding is a fairly recent
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| science fiction movies, but the
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| | technological innovation.Lasers have
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| development of the laser beam and its
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| | found applications in many areas since
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| application in laser machine welding
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| | their invention. Modern medicine
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| allows for advancements in precision
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| | utilizes lasers for surgery, having
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| welding using this high-energy device,
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| | realized the ability to perform less
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| which creates heat when it strikes a
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| | invasive surgical procedures than in the
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| surface. Laser machine welding is used
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| | past. Also the fine and precise nature
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| for steam tracing and inspection, for
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| | of lasers has led surgeons to use them
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| surface heat treating, cutting with heat
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| | for such delicate operations as eye
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| and other precision applications.The
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| | surgery. In common practice many people
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| laser, which stands for light
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| | today use laser pointers, especially in
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| amphlication by stimulated emission of
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| | the classroom. Marksmen use laser sights
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| radiation, emits photons in a narrow
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| | on rifles. Computer users use laser
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| beam. Laser light usually in
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| | printers for output rather than
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| monochromatic, meaning that it emits
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| | old-fashioned methods, and lasers are
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| light of a single wavelength. Common
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| | used for motion detection and security,
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| light emits incoherent light, which goes
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| | among many dozens if not hundreds of
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| in all directions over the spectrum.
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| | other applications.
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| The first working laser was developed by
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