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en.wikipedia.org/wiki/Zacharias_Janssen

Zacharias Janssen (1585 – pre-1632) was a Dutch spectacle-maker from Middelburg associated with the invention of the first optical ...

www.ib-article.com/2012/07/biography-zacharias-janssen-inventor-of.html

Zacharias Janssen was born in 1580 in the country Windmills, Holland, and died at the age of 58 years or more precisely in 1638. is a scientist from the ...

micro.magnet.fsu.edu/optics/timeline/people/janssen.html

Zacharias Janssen is generally believed to be the first investigator to invent the compound microscope.

www.aps.org/publications/apsnews/200403/history.cfm

Janssen was the son of a spectacle maker named Hans Janssen, in Middleburg, Holland, and while Zacharias is credited with inventing the compound ...

www.history-of-the-microscope.org/hans-and-zacharias-jansen-microscope-history.php

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

thebiography.us/en/jansen-zacharias

Flamenco optical born in 1588 in the Hague, and died in 1631 or 1628 in Amsterdam, who is credited, along with his father Hans and Hans Lipp.

www.livescience.com/39649-who-invented-the-microscope.html

Sep 13, 2013 ... Zacharias Janssen, credited with inventing the microscope. ... Hans Lippershey, also spelled Lipperhey, was born in Wesel, Germany in 1570, ...

www.fampeople.com/cat-zacharias-janssen

Zacharias Janssen (also Zacharias Jansen or Sacharias Jansen) (b.1580-88, d. pre-1632 to 1638) was a Dutch spectacle-maker from Middelburg associated ...

education.seattlepi.com/did-zacharias-janssen-contribute-microbiology-5128.html

Zacharias Janssen was born in Holland around 1580; no records exist citing the exact date. He worked with his father, Hans, an eyeglass maker. Because of this  ...