Microscope Flashcard

Front

What are the lenses attached to the nosepiece of a microscope?

Back

Objective Lenses

Front

How do you calculate total magnification if the eyepiece is 20X and the objective lens is 20X?

Back

Total magnification = Eyepiece magnification x Objective lens magnification = 20X x 20X = 400X

Front

When would you use the diaphragm on a microscope?

Back

When you wanted to adjust the amount of light.

Front

What part of the microscope is used to sharpen the image under all magnification powers?

Back

Fine adjustment knob

Front

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

Back

Low objective lens

Front

What is the function of the eyepiece in a microscope?

Back

The eyepiece contains the ocular lens and is used to view the magnified image.

Front

What is the purpose of the coarse adjustment knob?

Back

To make large adjustments to the focus of the microscope.

Front

What is the role of the stage in a microscope?

Back

The stage holds the slide in place for viewing.

Front

What is the purpose of the illuminator in a microscope?

Back

To provide light to illuminate the specimen.

Front

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

Back

The coarse adjustment knob is used for large focus adjustments, while the fine adjustment knob is used for small, precise focus adjustments.