Light Microscope Parts and Functions
Explore the essential components of a light microscope and understand their functions in magnifying specimens.
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Light Microscope Parts and Functions
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Date:
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Read each question carefully and provide your best answer. Refer to the diagram of the light microscope as needed.
Observe the diagram of the light microscope below. It will help you answer the following questions.

1. Which part of the microscope is used to adjust the amount of light passing through the specimen?
Eyepiece
Diaphragm
Stage
Objective lens
2. What is the total magnification if the eyepiece is 10x and the objective lens is 40x?
50x
100x
400x
4000x
3. The is the platform where the slide is placed for viewing.
4. The is used for large adjustments in focus, primarily with low power objective lenses.
5. The rotates to change the objective lenses.
6. The fine adjustment knob should be used with the high power objective lens.
True
False
7. The arm of the microscope should always be held when carrying the microscope.
True
False
Match the microscope part with its primary function.
8. Eyepiece
a. Supports the microscope and houses the illuminator
9. Objective Lenses
b. Magnifies the image from the objective lens
10. Base
c. Primary lenses that magnify the specimen
11. Illuminator
d. Provides the light source
12. Describe the proper procedure for carrying a light microscope.
13. Explain the difference between the coarse adjustment knob and the fine adjustment knob, and when each should be used.