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What Hans and zacharias janssen discovered?
Hans and Zacharias Janssen invented the first compound microscope.They did not discover it.
What was Hans and Zacharias Janssen's contribution to science?
Combined too convex lenses within a tube, thus constructing the forerunner of the compound microscope
What did Hans and Zacharias Janssen contribute to science?
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.
What did Janssen discover?
Zacharias Janssen was the first person to invent the optical telescope. He is also known as the inventor of the compound microscope.
Who were the scientists involved in the development of 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
When was Hans janssen born?
Hans Janssen was the supposed creator of the microscope, along with his son, Zacharias Janssen. Actually, Hans Janssen was the son of Zacharias Janssen, not the other way around. And yes they did invent the first Compound Microscope in the year 1590.
When was Hans janssen?
Hans Janssen of gun-making fame was born in the mid-1800s.
What Hans and zacharias janssen discovered?
Hans and Zacharias Janssen invented the first compound microscope.They did not discover it.
Who was zacharias janssen brother who help to discover the microscope?
hans janssen is the brother of zacchariah janssen
Who first invented microscrope?
Hans Janssen and his son Zack Harris Janssen.
What year did Hans and Zacharias Janssen's contribution to the cell theory occur?
Hans and Zacharias Janssen invented the compound microscope in 1595.
What are the contributions of Hans and Zacharias Janssen?
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.
What was Hans and Zacharias Janssen's contribution to science?
Combined too convex lenses within a tube, thus constructing the forerunner of the compound microscope
Where did Hans janssen live?
During 1580 â?? 1638, Hans Janssen stayed in Middleburg in the Netherlands. He was famous for his invention of the first compound microscope.
Quien invento el microescopio?
Hans Lippershey y Hans Janssen
What did Hans Janssen discover about the microscope?
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.
How are Hans and Zacharias Janssen related?
they were father and son
