cell theory

  • Hans and Zacharias Janssen

    Hans and Zacharias Janssen were the first to create a compound microscope. They created it in the late 1590's.
  • Robert Hooke

    Robert Hooke
    Rober Hooke used a microscope with three lens to examine some fine corch.It reminded him of the monks room so very small for that reason, he decided to call it "Cells".