Microscope Review

Identify the parts of the microscope.

a

b

c

d

e

f

g

stage

stage clips

high power objective lens

eyepiece

medium power objective lens

fine adjustment knob

low power objective lens

light source

coarse adjustment knob

diaphragm

Identify the parts of the microscope.

a

b

c

d

e

f

g

arm

stage clips

diaphragm

stage

objective lens

base

body tube

nose piece

eyepiece

fine adjustment knob

How do you calculate total magnification on a compound light microscope?

​ (a)   ​ x ​ ​ (b)   = ​ ​ (c)  

• total magnification
• objective lens
• eyepiece
• diaphragm
• nose piece

​ Simon was viewing a specimen on his microscope on low power. What was his total magnification?

Show the calculation...

​ (a)   x ​ (b)   = ​ (c)  

• 4
• 10
• 40
• 100

What is the magnification power of the medium power objective lens?

• 4x

• 10x

• 40x

• 100x

What is the magnification power of the low power objective lens?

• 4x

• 10x

• 40x

• 100x

What is the magnification power of the high power objective lens?

• 4x

• 10x

• 40x

• 100x

The low power is 5x, medium power is 10x, high power is 20x and the eye piece is 4x. What is the total magnification under medium power?

• 39x

• 14x

• 80x

• 40x

• 9x

If a biologist uses a microscope with an eyepiece of 10x magnification and an objective lens of 5x, what is the total magnification observed?

This photo of yeast was taken through a microscope with a 10x ocular lens and a 100x objective lens. What is the Total Magnification?