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Uploaded on Mar 26, 2010
Laserfest is a yearlong celebration of the 50th anniversary of the laser, which was first demonstrated in 1960, and is a collaboration between the American Physical Society, the Optical Society, SPIE and IEEE Photonics Society. From DVD players to eye surgery, the laser is one of the greatest inventions of the 20th century—one that has revolutionized the way we live.