Answers

2014-06-12T12:37:03+08:00
Zacharias Janssen. eyepiece lens, tube, arm, base, illuminator, stage, revolvong nosepiece, objective lenses, rackstop, condenser lens, diaphragm, 
0
he is. he is with his father Hans
NO. the correct answer is Anton van Leeuwenhoek
No
its not Anton its Antonie
he just improved the model microscope by Zach