Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Home > Zacharias Janssen
Zacharias Janssen (1580-1638) (flourished c. late 16th century) was a Dutch spectacle-maker, son of Hans Janssen . He is claimed to have been the first to invent a compound microscope, probably with the help of his father in the year 1595, although the origin of the microscope is a matter of debate.
Janssen, Zacharias
Read more »