By emu_l12
  • Zacharius Jansen

    Zacharias Janssen was a Dutch spectacle-maker from Middelburg associated with the invention of the first optical telescope.
  • Anton von Leeuwenhoek

    Antonie Philips van Leeuwenhoek was a Dutch tradesman and scientist. He is commonly known as "the Father of Microbiology", and considered to be the first microbiologist
  • Robert Hooke

    Robert Hooke FRS was an English natural philosopher, architect and polymat
  • Matthias Schleiden

    Matthias Jakob Schleiden was a German botanist and co-founder of the cell theory, along with Theodor Schwann and Rudolf Virchow
  • Theodor Schwann

    Theodor Schwann was a German physiologist. His many contributions to biology include the development of cell theory, the discovery of Schwann cells in the peripheral nervous system,
  • Carl Zeiss

    Carl Zeiss was a German maker of optical instruments best known for the company he founded, Carl Zeiss Jena. Zeiss made contributions to lens manufacturing that have aided the modern production of lenses
  • Rudolf Virchow

    Rudolf Ludwig Carl Virchow was a German physician, anthropologist, pathologist, prehistorian, biologist, writer, editor, and politician, known for his advancement of public health.
  • Ernest Abbe

    Ernst Karl Abbe was a German physicist, optical scientist, entrepreneur, and social reformer. Together with Otto Schott and Carl Zeiss, he laid the foundation of modern optics. Abbe developed numerous optical instruments.