World Interferometry Day 2021

From now on, the second Wednesday in April — for the first time on April 14, 2021 — will be celebrated worldwide as World Interferometry Day, commemorating the groundbreaking invention of the interferometer in general and the Michelson interferometer in particular.

For more information: World Interferometry Day (world-interferometry-day.com)

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World Interferometry Day 2021

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