Focusing Microscope

When would you use the diaphragm?

• When you wanted to move the stage
• When you wanted to adjust the light
• When you wanted to put the microscope away
• When you sneeze

Find the total magnification: 
Eyepiece = 10X 
Objective lens = 55X  

• 10x
• 55x
• 65x
• 550x

When looking at a specimen on your slide, you should always start with the

• low objective lens
• medium objective lens
• high objective lens
• super extra high power lens

When looking through your microscope, you move your slide to the right- It appears

• to move to the right
• to stay the same
• to move to the left
• vanish

The _______focuses the image under low power.

• revolving nosepiece
• fine adjustment knob
• coarse adjustment knob
• arm/neck

The__________ sharpens the image under high magnification.

• the diaphragm
• fine adjustment knob
• coarse adjustment knob
• the ocular

The ________ of the microscope would show you the MOST zoomed in image, or the SMALLEST field of view.

• low power objective
• medium power objective
• high power objective
• stage

What power do you start with when using a microscope?

• High power
• Medium power
• Low power
• Extra high power

A compound light microscope will use _______ or more lenses at the same time.

• 1
• 2
• 3

Find total magnification for:
Eyepiece = 20X 
Objective lens = 20X  

• 20x
• 40x
• 200x
• 400x