LASER
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LASER
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Transcript of LASER
LASER
The History of LASER
Introduction
• Principle of Spontaneous emission and stimulated emission. Population inversion, pumping. Einsteins A and B coeffcients derivation.
Types of lasers
• Solid state LASER :Nd:YAG laser, Ruby LASER
• Gas LASER : He-Ne LASER , CO 2 LASERLiquid /Dye LASER :Coumarin dye laser , europium chelate laserSemiconductor LASER :GaAs,GaAsP,GaAsAl…
He-Ne LASER
CO 2LASER
Nd-YAG LASER
Semiconductor lasers
Applications
• Industrial Applications Lasers in welding heat treatment, cutting
• Medical applications • Holography
construction reconstruction
LASER Welding
LASER welding
LASER welding
LASER cutting
LASER defense
Air-Borne LASER
Death Ray
Holography
Hologram
Hologram
LASER show
Aqua city LASER show
Thank you for your patience
