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It was discovered by two Dutch spectacle makers. They were a father and on team. Their names were Hans and Zacharias Janssen.
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In the 1700's a scientist soon discovered using two types of glass would reduce the chromatic effect.
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Joseph Jackson Lister found out that using two week lenses together would create clear magnification.
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The mathematical theory that linked resolution to light wavelength was invented by Ernst Abbe.
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This allowed the people to see specimens below the wavelength.
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Frits Zernike invented the phase-contrasting microscope in 1932. This helps to see black and white materials clearer.
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Ernst Ruska created an electron microscope which allows you to view electrons which became greatly expanded in exploration.
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Gerd Binnig and Heinrick Rohrer invented the scanning tunneling microscope which creates a 3D view all the way beyond the atomic level.