Microscope Parts & Functions

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Arm
This part supports the entire upper portion of the microscope.
Eyepiece
Where you look into the microscope
Body Tube
Light passes from the objective lens to the eyepiece through this part of the microscope.
Nosepiece
The ojective lenses are mounted in this part of the microscope.
Objective Lenses
There may be two or three of these mounted on the nosepiece. Each one magnifies a different power.
Coarse Adjustment Knob
You begin your focusing with this part of the microscope.
Fine Adjustment Knob
Once the object that you would like to view comes into focus, you use this to fine tune the image.
Stage
The flat place under the objective lenses where you place the slide for viewing.
Stage Clips
These two things keep the slide from moving.
Slide
This is a thin piece of glass where you place your specimen.
Aperture
The opening in the stage that allows light through.
Diaphragm
This disk under the stage controls the amount of light that passes through the aperture.
Mirror or Lamp
This provides light so that it is easierr to see the object that you are viewing.
Base
This is place on a table and is the support for the microscope that holds it up.
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