Answer:
c. Electron gun.
Step-by-step explanation:
- Electron gun is not a component of compound microscope
Compound Mircoscope :-
- Compound microscope is an optical instrument which uses two set of lenses to obtain higher magnification.
Components of compound microscope.
- Eye piece
- Body tune
- nose piece
- Objective lens
- stage
- arm
- pillar
- mirror
- condenser
- handle
- fine adjustment screw
- course adjustment knob