#20 Microscopes

Front

What is the main function of the stage on a microscope?

Back

The stage holds the slide in place and allows the specimen to be viewed under the microscope.

Front

What does the diaphragm do on a microscope?

Back

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

Front

How do you calculate total magnification on a microscope?

Back

Total magnification is calculated by multiplying the magnification of the ocular lens by the magnification of the objective lens.

Front

What is the purpose of the coarse adjustment knob?

Back

The coarse adjustment knob is used to make large adjustments to the focus of the microscope.

Front

What is the ocular lens?

Back

The ocular lens is the lens you look through at the top of the microscope.

Front

What is the role of the objective lens?

Back

The objective lens is the lens closest to the specimen and provides different levels of magnification.

Front

What is the illuminator in a microscope?

Back

The illuminator is the light source that illuminates the specimen for better visibility.

Front

What is the difference between the coarse adjustment knob and the fine adjustment knob?

Back

The coarse adjustment knob makes large changes in focus, while the fine adjustment knob makes small, precise adjustments.

Front

What is the purpose of stage clips?

Back

Stage clips hold the slide in place on the stage.

Front

When would you use the fine adjustment knob?

Back

You would use the fine adjustment knob to sharpen the focus of the specimen after using the coarse adjustment knob.