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Lasers

Lasers

Celebrate the laser’s 60th birthday with this enlightening quiz

15 May 2020 Margaret Harris

In honour of the 60th anniversary of the invention of the laser, we invite you to test your knowledge of laser trivia.

Laser warning symbol
Warning: Do not look at laser with remaining eye. (Courtesy: iStock/ricochet64)
1. In the first laser – demonstrated on 16 May 1960 by Ted Maiman – the lasing medium was a crys

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Margaret Harris is an online editor of Physics World
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Six decades of laser science
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