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Unit 2 - Microscope

Practice learning the parts of a microscope and their function.

AB
eyepieceThis part contains a lens that allows you to magnify the image on the stage.
nosepieceThis part holds the objective lens and is able to rotate to change objective magnification.
objective lensesThese are found on the nosepiece and range from low to high power.
stage clipsThese are used to hold a slide in place on the stage.
light sourceProjects light upwards through the diaphragm to allow you to see the specimen.
armThis part on the side of the microscope is used to support it when it is carried.
coarse adjustment knobThis part helps focus in large amounts.
diaphragmThis part of the microscope helps you regulate the amount of light that reaches the specimen.
baseThe bottom part of the microscope.
stagePart of the microscope that supports the slide that is being viewed.
cover slipName for the small plastic or glass piece that is used to cover a water drop on a slide.
slideSmall glass plate on awhich specimen are placed for viewing.
condenserAlso known as the diaphragm
TEMTransmission electron microscope that can see inside the cell
SEMScanning Electron Microscope
Body TubeProvides the correct distance between two lenses
Compound Light Microscope (CLM)contains two lense and light and can view living cells
Low Power Objectivecontains a lens for 4X magnification
High Power Objectivecontains a lens for 40X magnification
ResolutionClearness of image
Medium Power Objectivecontains a lense for 10X magnification
Magnificationenlarging an image
Total magnificationeye piece times the objective
Bacteriasmallest thing that you can view with a light microscope


Science Teacher
Central Bucks HS South
Doylestown, PA

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