notes / accessmarts . 11 CHAPTER 1 | CARE AND USE OF THE MICROSCOPE GENERAL QUESTIONS 1. Describe what happens to the amount of light and the field of view when you change lenses from low power to high power. 2. When you change from low power to high power magnification, what happens to the size of the image you are viewing? Explain. Cells and Cell Structures 3. If a particular microscope has an ocular lens power of 5X and a high power lens power of 20x. What is the total magnification power of this microscope? 4. How would the depth of field for the 40x objective compare to the depth of field for the 10x ob- jective? Would the 40x depth of field be larger or smaller? Why? 5. When using the high power lens, what important precaution must you follow while focusing