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Microscopes. Do Now September 22th. What is a microscope? Why is a microscope such an important tool when studying biology?. Types of Microscopes. Simple- 1 lens Compound light- 2 or more lenses, can magnify over 1000 times Electron-can magnify over a million times.

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Do now september 22th
Do Now September 22th

What is a microscope?

Why is a microscope such an important tool when studying biology?


Types of microscopes
Types of Microscopes

  • Simple- 1 lens

  • Compound light- 2 or more lenses, can magnify over 1000 times

  • Electron-can magnify over a million times




History of microscopes
History of Microscopes

  • 1st Century-Romans experimented with glass to magnify objects.

  • 12th Century-Italian scientist developed first eye glass to give wearer one eye magnification.

  • 1590-Ducth scientists developed first compound microscope


History of microscopes1
History of Microscopes

  • 1609-Galielo improved the compound microscope

  • 1665-Robert Hooke published book describing his

    observations using the microscope.

  • 1674-Anton van Leeuwenhoek was the first to use microscope to view living things Bacteria.

  • 1931-Started the construction of the first electron microscope.


Robert hooke
Robert Hooke

Published Micrographia-describing observation using the microscope.

Used the microscope to view cells by looking at cork


Anton van leeuwenhoek
Anton van Leeuwenhoek

Father of Microbiology, first person to use the microscope to view living things (bacteria


Do now september 24
Do Now: September 24

  • How do you calculate the total magnification of an objective lens?

  • Why should we NOT use the coarse adjustment in high power? Explain using specific parts of the microscope.

  • QUIZ FRIDAY- Parts and functions of the microscope