Development of a microscope By prettypena17 Oct 1, 1665 "Microgphia" by Robert Hooke is Published Oct 1, 1673 Antony van Leeuwenhoek finds bacteria Oct 1, 1823 Lens Have Resolution (1 micron) Oct 1, 1839 Cells are Now Considered Basic Units of Life Oct 1, 1839 Theordor Schwann and Matthias Schleiden Make the "Cell Theory" Oct 2, 1840 First Micrographs Published Oct 2, 1873 Ernest Abe Published a Theory about Microscopes Oct 2, 1873 Ernst Leitz Created a Microscope with a Rotatable Mount Oct 2, 1878 Oil Immersion Lens now introduced Oct 2, 1879 Walter F. Discoves Mitosis Using Microscope Oct 2, 1880 August Kohler Created Microscope Lamp With Filters Oct 2, 1880 Beginning to find Microtomes Oct 2, 1886 Ernst Abb Creates Lens that Brightens Yellow, Red, and Blue Oct 2, 1904 Released First Comercial UV Microscope Oct 2, 1930 Fritz Z. Determines that One May Veiew Unstained Cells Oct 2, 1931 Max K. and Ernst R. Create the First Electronic Microscope Oct 2, 1933 Ruska Creates a Micoscope with Better Resolution Oct 2, 1937 First Electron Microscope Scan, Created Oct 2, 1939 Siemens Developes Commercial Microscope Oct 2, 1951 Ultra Microtome Developed Oct 2, 1954 Dimond Knife Developed Oct 2, 1986 Atomic Force Microscope Created Mar 2, 2022 First Description of Functional Lens (Writings of Arabian Alhazen) Period: Mar 2, 2022 to Dec 31, 2012 Development of the Microscope