Zacharias Janssen. Janssen's microscope consists of three draw tubes with lenses inserted into the ends of the flanking tubes. Although Zacharias Jansen's life was previously documented, many of the records were lost in the fires following the German attack of Middelburg . Historians are able to date the invention to the early 1590s thanks to Dutch diplomat William Boreel, a longtime family friend of the Janssens who wrote a letter to the French king in the 1650s detailing the origins of the microscope. This Month in Physics History - American Physical Society Hans and Zacharias Janssen were a Dutch father and son accredited with the creation of the first microscope. 3)Hans and Zacharias Janssen Cell Theory was first discovered after they developed the microscope. The first microscope consisted of three . Who Were Hans and Zacharias Janssen? - Reference.com 11 What was Anton van Leeuwenhoek cell theory? What Is the Hans and Zacharias Janssen Cell Theory? Michael W. Davidson. Since Zacharias was very young at that time, it's possible that his father Hans made the first one, but young Zach took over the production. A competing claim states the microscope was invented by a rival spectacle make named Zacharias Janssen. Hans Lippershey: Telescope and Microscope Inventor Who Invented the Microscope? | Live Science First Microscope Zacharias Janssen - in 1595 He and Father Hans and Zaccharias Janssen - History of Microscopes Before this point, the world only knew of magnifying glasses with a maximum power of 6-10x magnification. Let Us Now Praise the Invention of the Microscope | Science ... who invented the microscope in 1666 who invented the microscope in 1666. who invented the microscope in 1666 25 Mag. A sentence on how it works: The microscope was described as 3 sliding tubes, measuring 18 inches long when the microscope was completely . Janssen is sometimes also credited for inventing the first truly compound microscope. what microscope did leeuwenhoek use - Lisbdnet.com The First Microscope During the 1590s, two Dutch spectacle makers, Hans and Zacharias Janssen, began experimenting with glass magnifying lenses.