1. By James Adams 7A

2. 1. Who invented this type of microscope? Zacharias Janssen 2. When was it invented? 1595 3. What is it used for? Acteriology, biology and medicine

3. 1. Who invented this type of microscope? Anton van Leeuwenhoek 2. When was it invented? 1920's 3. What is it used for? To make the object you are looking at bigger

4. 1. Who invented this type of microscope? Philip O. Gravelle 2. When was it invented? 1921 3. What is it used for? To dissect animals and other things

5. 1. Who invented this type of microscope? Max Knott and Ernst Ruska 2. When was it invented? 1931 3. What is it used for? The microscope uses electrons instead of light to look at objects with very fine resolutions

6. 1. Who invented this type of microscope? Sir Charles Oatley 2. When was it invented? 1952 3. What is it used for? It may be used at low-temperatures for scanning electron microscopy