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Feb 21, 1000
reading stone
A reading stone was invented to see fine print in 1000 A. D -
Zacharias Jansen
Zacharias Jansen used a tube and lenses to create a microscope. -
Galileo Galilei Microscope
Galileo Galilei develops a compound microscope with a convex and a concave lens. -
Robert Hook
Robert Hook discovered cells on flees with his microscope. -
Anton Van Leeuwenhoek
Anton Van Leeuwenhoek discovers germs with microscope. He observed bacteria and organisms. Leeuwenhoek did not have higher education but created a microscope. -
Bifocals
Benjamin Franklin invented bifocals. -
Charles A. Spencer
Charles A. Spencer, an American invented a modern microscope. -
Contact Lenses
Adolf Eugen Fick invented contact lenses made of glass. -
Moritz Von Rohr
Moritz Von Rohr, who invented the first aspheric lenses. Meaning, he made it possible to have thinner lenses. -
Eye Sergery
Fyodorov was an eye surgeon.
