History of MICROSCOPES

Question 1

In what year were the first pair of wearable eyeglasses invented and by who?

Bonus: How was this an important invention to the history of microscopes?

Answer 1

In 1284, Salvino D’Armate invented the first pair of wearable glasses.

Bonus: This was important because this started lenses being able to be placed into frames, like they are placed in microscopes.

Question 2

Who invented the first compound microscope and in what year was it invented?

Answer 2

Galileo Galilei in 1609.

Question 3

Who was the first person to discover cells and what year did they discover it?

Answer 3

Robert Hooke in 1665.

Question 4

Which scientist was the first to look at the cells of blood, yeast, and insects through a simple microscope? When did he/she do this?

Answer 4

Antonie van Leeuwenhoek in 1676.

Question 5

Galileo Galilei built a microscope that uses electrons instead of light to illuminate the object on the slides. He did this in 1914.

True or False?

Answer 5

False. Ernst Ruska did this in 1942.

Question 6

Hounsfield and Cormack invented a computerized axial tomography (CAT) scanner in 1972. This was used to see internal organs and structures.

True or False?

Answer 6

True.

Question 7

In 1993, Stefan Hell made super-resolution microscopes which made it possible for scientists to take a closer look at objects than was possible when viewing objects with light.

Answer 7

True.

Question 8

Which type of microscope is usually used in science today? Give a short description of this microscope.

Answer 8

The compound light microscope. This microscope has more than one lense and a light source.