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A father- son team, Hans and Zacharias Jansen, create the first microscope.
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Robert Hooke discovers the cell. He publishes his work two years later.
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Robert Hooke publishes "Microgphia, a folio of 38 sketches that he drew with the aid of his microscope. Hooke becomes to coin phrase the word cell while study a piece of cork.
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Antony van Leeuwenhoek made the incredibly important biology discoveries of bacteria, free living and parasitic microscopic protist, sperm cells, blood cells, and many more.
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Antoni van Leeuwenhoek discovers " little animals"- bacteria and protozoain samples through his microscope.
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Leeuwenhoek describes the cell nucleus in his findings.
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Achromatic lenses are introduced to provide a resolution of 1 micron.
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Robert Brown names the cell nucleus and suggests its importance in fertilization.
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Theodor Schwann and Matthias Schleiden formally propose "Cell Theory".
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"Microscopic Investigations on the Accordance in the Structure and Growth of Plants and Animals" is published by Theodor Schwann, Includes the first statement of cell theory: All living things are made up of cells.
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Donne' publishes the first micrographs in France.
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Robert Remak developes a method to isolate the cell membrane and proves it divides a cell.
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Rudolf Virchow endorses cell division and its role in pathology.
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Ernest Abbe work on the theory of the microscope making a clear difference between magnification and resolution. His formula on how to calculate resolution based on his wave light theory becomes widely spread.
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Ernest Laitz introduces a turret for microscopes a revolving mount for 5 different objects.
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Walther Flemming discovers mitosis.
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August Kohler added a microscope lamp with filters that allows a clearier quality image.
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Microtromes appear for sample preparation.
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Ernest Abbe designs apochromatic object allow blue, yellow, and red to focus into one. This can only be used with 10 or more elements.
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First commerical UV microscope by Zeiss is invented. The resolution is twice that of a visible light microscope.