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10 Interesting Facts about Zacharias Janssen

Written By: Henry on October 2, 2016 No Comment

You are going to read interesting facts about Zacharias Janssen. He is recognized as a spectacle inventor. This man came from Middleburg and had a famous invention of the first optical telescope. Though, you would like to know more about him.

Interesting Facts about Zacharias Janssen 1: Early Life of Zacharias Janssen

According to history, he was born in 1585. It was in The Hague. However, there are other records. It’s said that he was born either in 1580 or 1588. No one knows the real information. He grew up in Middelburg, Netherland.

Interesting Facts about Zacharias Janssen 2: the Marriages

His first wife died in 1624. Later, he married Anna Couget and moved to Amsterdam. In 1626 he decided to be a spectacle maker. He depended on this financially. However, this profession couldn’t last long. He went bankrupt in 1628.

A Sketch of Zacharias Janssen

A Sketch of Zacharias Janssen

Interesting Facts about Zacharias Janssen 3: the Claims

Many claims occurred regarding Zacharias’ invention. It was for the microscope or telescope invention. Though, there was another man with these claims. The name was Hans Lippershey. He was also a spectacle maker. That means those discoveries are still debatable.

Interesting Facts about Zacharias Janssen 4: the First Microscope

Zacharias Janssen actually was related to the invention of the compound optical microscope and the simple optical microscope. It’s said that he worked on this invention with the help of his old man. The claimed invention date was in 1590. Some people said it was in 1595.

Interesting Facts about Zacharias Janssen 5: the Other Inventors

There were actually 3 people, who have claimed the invention of the first telescope. All of them lived in Netherlands. These included Zacharias Janssen. Actually, the first patent was done by Hans Lippershey. Jacob Metius also did the same thing. Both of them were declined, though.

Interesting Facts about Zacharias Janssen 6: Johannes Zachariassen’s Testimony

There was confusion regarding Zacharia’s claim to telescope invention. It was due to his son’s testimony. Johannes Zachariassen said that he and his dad only copied the work of Cornelis Drebbel and Jacob Metius.

Zacharias Janssen's Telescope Replica

Zacharias Janssen’s Telescope Replica

Interesting Facts about Zacharias Janssen 7: the Investigation

His childhood friend, William Boreel, conducted an investigation of such claim. This added confusion over the case. Many people were interviewed during this search. William also got troubled with other claims made by spectacle makers.

Interesting Facts about Zacharias Janssen 8: the Bad Sides of Zacharias Janssen

In the past, Zacharias Janssen also involved in illegal activities. For instance, he tried to counterfeit coins. He was able to copy the manufacturing money process. He counterfeited coins several times and fled to Arnemuiden.

Interesting Facts about Zacharias Janssen 9: the Work of Invention

He knew a human wasn’t able to witness small objects using naked eye. He started to work on a tool to see those tiny objects. His partner was his father. They created a microscope to magnify objects that come with small size.

Interesting Facts about Zacharias Janssen 10: the Lost Records

Some investigators worked on Zacharias Janssen’s life. There was documentation about him. It was done before the WWII. However, many data were ruined due to Nazi invasion. At that time, Netherlands were bombed by the enemy.

a Picture of Zacharias Janssen

a Picture of Zacharias Janssen

So, was he really the inventor of the first microscope? There’s no official record yet. However, many people believe it. I hope those interesting facts about Zacharias Janssen gave you a better insight into this man’s life.


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