Hans and zacharias janssen inventions
Hans and zacharias janssen inventions
Hans and zacharias janssen cells!
Zacharias Janssen
Dutch optician
Zacharias Janssen | |
|---|---|
Zacharias Janssen | |
| Born | () The Hague |
| Died | Given as before (sometimes ) Amsterdam |
| Nationality | Dutch |
| Other&#;names | Zacharias Janssen, Sacharias Jansen |
| Occupation | Spectacle-maker (sometimes counterfeiter) |
| Known&#;for | Possible inventor of the microscope and the telescope (posthumous claim) |
| Parents |
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Zacharias Janssen; also Zacharias Jansen or Sacharias Jansen; &#; pre[1]) was a Dutch spectacle-maker who lived most of his life in Middelburg.
He is associated with the invention of the first optical telescope and/or the first truly compound microscope, but these claims (made 20 years after his death) may be fabrications put forward by his son.
Biography
Zacharias Janssen was born in The Hague.
Local records seem to indicate he was born in [2] although a date of birth as early as [3] or as lat