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Hans and Zacharias Janssen were a Dutch father and son accredited with the creation of the first microscope. Both lived in the Netherlands and were working with each other as spect...

Zacharias Janssen


Zacharias Janssen (also Zacharias Jansen or Sacharias Jansen) (1585 – pre- 1632) ... His parents were Hans Martens (who may have had the occupation of a  ...

Hans and Zacharias Jansen - A complete microscope history


Microscope History: Two Dutch spectacle makers, Hans and Zacharias Jansen ( sometimes spelled Janssen) are credited with inventing the first microscope in ...

The Janssen Microscope - Molecular Expressions - Florida State ...


The microscope illustrated above was built by Zacharias Janssen, probably with the help of his father Hans, in the year 1595. Janssen's microscope consists of ...

Cell Theory


Discoveries Which Led To Cell Theory. The Cell Theory was ...

Zacharias Janssen - Molecular Expressions - Florida State University


Zacharias Janssen is generally believed to be the first investigator to invent the ... Holland not far from Hans Lippershey, another optical scientist who is often ...

Who Invented the Microscope? - LiveScience


Sep 13, 2013 ... Other evidence points to Hans and Zacharias Janssen, a father-son team of spectacle makers living in the same town as Lippershey.

What Did Zacharias Janssen Contribute to Microbiology? | The ...


Zacharias Janssen was the first to develop a compound microscope, without which ... Zacharias Janssen, along with his father Hans, played a large part in that ...

Founding Fathers of Microscopy


Hans and Zacharias Janssen, ~1590, Dutch Eyeglass Makers, Inventors. Credit for the first microscope is usually given to Zacharias Janssen, pictured at the left,  ...

History of Science 2013: Zacharias and Hans Janssen


Jan 22, 2013 ... Zacharias Janssen (1580-1638) was a Dutch eyeglass maker from Middelburg, Holland. He was the son of a spectacle maker named Hans ...

Popular Q&A
Q: Who are Hans and zacharias janssen.
A: They were dutch inventors.  They were father and son.  They made the first microscope. Read More »
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Q: Hans and zacharias janssen?
A: indeed those are names. Read More »
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Q: What are the contributions of Hans and Zacharias Janssen.
A: Hans and Zacharias Janssen invented the microscope. Read More »
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Q: What hans and zacharias janssen discovered?
A: omg u guys answer it thats why you think of any question u probably can and answer it like the one i asekd Read More »
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Q: When did hans and zacharias janssen make their contribution to th...
A: Zacharias Janssen was a Dutch Read More »
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