* Antonie van Leeuwenhoek was a Dutch scientist known for his pioneering work with microscopes. He developed powerful microscopes and used them to make groundbreaking observations of microorganisms, blood cells, and other tiny objects.
* The telescope was invented much earlier, in the early 17th century, by Hans Lippershey in the Netherlands.
So, while both men were Dutch inventors, they are famous for different inventions.