Microscope Parts and Functions

Front

What is the total magnification of a microscope?

Back

Total magnification is calculated by multiplying the eyepiece (ocular) lens magnification by the objective lens magnification.

Front

What should you start with when looking at a specimen on a slide?

Back

You should always start with the low objective lens.

Front

What adjustment should never be used when on high power?

Back

Never use the coarse adjustment or focus when on high power.

Front

What is a light microscope with more than one lens called?

Back

A light microscope with more than one lens is called a compound microscope.

Front

What happens to the view of a specimen as magnification increases?

Back

The higher the magnification, the less you see of the specimen.

Front

What is the function of the eyepiece (ocular) lens in a microscope?

Back

The eyepiece lens magnifies the image of the specimen for viewing.

Front

What is the purpose of the objective lens in a microscope?

Back

The objective lens provides different levels of magnification to view the specimen.

Front

What is the diaphragm used for in a microscope?

Back

The diaphragm controls the amount of light that reaches the specimen.

Front

What is the stage of a microscope?

Back

The stage is the platform where the slide with the specimen is placed for viewing.

Front

What is the function of the fine adjustment knob?

Back

The fine adjustment knob is used to make small adjustments to focus the image clearly.