Microscopes and How to Use a Light Microscope

What type of microscope are we using in class?

• Light Microscope

• transmission electron microscope

• fluorescence microscope

• scanning electron microscope

Which part of the microscope can adjust the amount of light passing through the slide?

• Objective lens

• diaphragm

• stage

• coarse focus knobs

What makes a compound microscope "compound"?

• It has two places for specimens.

• It has two eyepieces.

• It has two separate magnifying lenses.

If we are looking at a specimen with the 100x objective lens, and the ocular lenses are 10x, our total magnification will be​ (a)   .

• 1000x
• 10x
• 20x
• 100x

Which knobs would be used to sharpen an image that you can already see pretty clearly?

• coarse focus knob

• fine focus knob

What is the easiest way to avoid breaking a slide while focusing?

• Only use the fine focus knob with higher power objective lenses.

• Always use the coarse focus knob.

• Make the slides out of metal instead.