Cell Theory

Events

First microscope by Zacharias and Hans Janssen

1590

Hooke's microscope

1660

Leeuwenhoek's simple Microscope

1674

Schleinden all plants had cells

1838

Ernst Abbé and Carl Zeiss modern light microscope

1886

Ernst Ruska first electron microscope"

1933

Scanning electron microscope

1965

Scanning tunneling microscope

1981