Additional questions for Lab #3

 

 

 

 

1. What is the meaning of parfocal?

 

2. What is the difference between the condenser and the diaphragm?

 

3. The field diameter of a microscope at 40x is 5mm. What will be the the field diameter of this microscope in m at 100x magnification? (show your calculation)

 

4. A ream of paper is 3.2 cm thick. What is the thickness of one sheet of paper in mm and m?