Optical devices Flashcards
1
Q
What is an optical device?
A
technology that uses light
2
Q
Explain the history of microscopes
A
Hans and Zahiris Jansen created the first microscopes in 1595, in the 1600s Antoine van Leuwenhoek discovered microorganisms.
3
Q
What and how do microscopes function?
A
Microscopes create an enlarged image of tiny things. The light comes from source travels through the specimen to your eye.
4
Q
When were the first eyeglasses invented?
A
1300s AD
5
Q
What do telescopes do?
A
Collect light from distant objects and bring it to your eyes.
6
Q
What is a refracting telescope?
A
uses two lenses to create an enlarged image.
7
Q
What is a reflecting telescope?
A
uses mirrors and lenses to create an enlarged image.
