Microscopes & Magnification

Question 1

What is the formula for calculating total magnification?

Answer 1

Eyepiece Magnification × Objective Magnification

Question 2

What are the two adjustment knobs on a light microscope used for?

Answer 2

Coarse adjustment (large movements) and fine adjustment (small, precise movements)

Question 3

What is the function of the objective lens?

Answer 3

Magnifies the specimen.

Question 4

What is the function of the eyepiece lens?

Answer 4

Further magnifies the image, usually 10x.