Zacharias Janssen; also Zacharias Jansen or Sacharias Jansen; 1585 – pre-1632 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... Wikipedia
Born: 1585, The Hague, Netherlands
Died: Amsterdam, Netherlands
Spouse: Catharina de Haene (m. 1610–1624)
Nationality: Dutch
Children: Johannes Sachariassen and Johannes Zachariassen Janssen
Parents: Hans Janssen and Maeyken Meertens
Siblings: Sara Janssen