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?