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Hans and Zacharias Janssen
Hans and Zacharias Janssen was a dutch spectade maker. He was from Middleburg credited with inventing the first microscope. The accomplishiment of the microscope is dated around the 1950s, so many scholars believe that his father, Hans, must have played an important role in the creation of the instrument. -
Robert Hooke
In 1665, the English physicist Robert Hooke looked at a silver of cork through a microscope lens and noticed something he called "pores" or "cells". He thought these cells existed only in plants. -
Anton Van Leeuwenhoek
