Hans and Zacharias Janssen invented the first compound microscope.They did not discover it.
Combined too convex lenses within a tube, thus constructing the forerunner of the compound microscope
they did something about cells......I think -1950. Dutch eyeglass makers, such as Zacharias Janssen ( exact dates unknown ), invent the first compound microscopes, by lining up two lenses to produce extra-large images.
Zacharias Janssen was the first person to invent the optical telescope. He is also known as the inventor of the compound microscope.
some scientists that helped the developement of the microscope were1590-Hans and Zacharias Janssen1609-Hans Lippershay1665-Robert Hooke1674-Antoine Luewenhoek1839-Theodore Schwaan1839-Matthias Schleiden
Hans Janssen of gun-making fame was born in the mid-1800s.
Hans and Zacharias Janssen invented the first compound microscope.They did not discover it.
Hans Janssen was born on November 24, 1590, in the Netherlands. He was a skilled optician and invented the compound microscope with his son Zacharias Janssen in the late 16th century. Their invention revolutionized the field of microscopy and laid the foundation for modern optical instruments.
hans janssen is the brother of zacchariah janssen
Hans Janssen and his son Zack Harris Janssen.
Hans and Zacharias Janssen invented the compound microscope in 1595.
Hans and Zacharias Janssen are credited with inventing the first compound microscope in the late 16th century. Their creation revolutionized the field of optics and laid the foundation for modern microscopy.
Combined too convex lenses within a tube, thus constructing the forerunner of the compound microscope
During 1580 â?? 1638, Hans Janssen stayed in Middleburg in the Netherlands. He was famous for his invention of the first compound microscope.
Hans Lippershey y Hans Janssen
Hans Janssen, along with his father Zacharias Janssen, is credited with inventing the compound microscope in the late 16th century. Their invention allowed for higher magnification of objects compared to previous magnifying devices, leading to significant advancements in the field of microscopy.
they were father and son