Microscope Timeline

Contributions

Zacharias Janssen, Netherlands, spectacle maker

1590 - 1599

Zacharias Janssen invented the telescope

Robert Hooke, England, scientist

1665 - 1666

Robert Hooke discovered plant cells

Anton Van Leeuwenhoek, Netherlands, physicist

1670 - 1671

Anton Leeuwenhoek was the first ever to observe a single celled organism through a microscope

Matthias Schleiden, Germany, botanist

1838 - 1839

Matthias Schleiden declared that the cell is the basic building block of all plant matter

Theodore Schwann, Germany, biologist

1839 - 1840

Theodore Schwann developed cell theory

Rudolph Virchow, Germany, physiologist

1855 - 1856

Rudolph Virchow proved cell theory applied to diseased tissue