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High-Power Fiber Lasers

Jeff Hecht

Fiber lasers have laid down a strong track record for high-power, high-quality beams for industry and even the military. The challenge is pushing them beyond their current limits.

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Dining with Telescopes
Dining with Telescopes

LED ceiling lights, refracted through two water glasses on a dinner table that act as positive power lenses. The coupling of the focal distances creates a a domestic “telescope” that can be used to demonstrate simple geometrical-optics concepts. (Image was taken with a Samsung S7 phone.)

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Physics Today

Physics Today

Physics Today, the flagship publication of the American Institute of Physics, is the most influential and closely followed physics magazine in the world.

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