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Lens Making in the 1600s

Three centuries ago, Antoni van Leeuwenhoek made hundreds of simple microscopes. He experimented with at least three methods to make their tiny lenses but kept his techniques secret. Based on scholarly research, this video made by The Corning Museum of Glass demonstrates how van Leeuwenhoek might have made his lenses. Learn more in Revealing the Invisible: The History of Glass and the Microscope, on view April 23, 2016 through March 19, 2017 https://www.cmog.org/collection/exhib... Replica Van Leeuwenhoek microscope courtesy of the Museum Boerhaave.