Microscopes

Front

What are the main parts of a microscope?

Back

Eyepiece, Objective lenses, Light source, Arm, Stage, Base, Coarse adjustment knob, Fine adjustment knob.

Front

What is the function of the eyepiece in a microscope?

Back

The eyepiece is the lens you look through to see the magnified image of the specimen.

Front

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

Back

Objective lenses are used to magnify the specimen at different levels (scanning, low, and high power).

Front

What is scanning power in microscopy?

Back

Scanning power is the lowest magnification setting on a microscope, typically 4x, used to locate the specimen.

Front

Why should you start with scanning power when using a microscope?

Back

Starting with scanning power allows you to find the specimen easily before switching to higher magnifications.

Front

What do electron microscopes use to create images?

Back

Electron microscopes use electrons instead of light to focus and create detailed images of specimens.

Front

What is the fine adjustment knob used for?

Back

The fine adjustment knob is used to make small adjustments to focus the image, especially at high power.

Front

What is the coarse adjustment knob used for?

Back

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

Front

What is the diaphragm in a microscope?

Back

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

Front

What happens if you use the coarse adjustment knob on high power?

Back

Using the coarse adjustment knob on high power can damage the slide or the objective lens.