The Microscope

May 15th, 2015
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• Many people experimented with making microscopes • Was the microscope originally made by accident? (Most people were creating telescopes) • The first microscope was 6 feet long!!!

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Animal HusbandryThe MicroscopeFEDERICO G. PINEDA M. Sc.Associate Professor III Department of Biological Sciences, College of Arts and Sciences Central Luzon State University, Science city of Muoz, Nueva EcijaThe History Many people experimented with making microscopes Was the microscope originally made by accident? (Most people were creating telescopes) The first microscope was 6 feet long!!! The Greeks & Romans used lenses to magnify objects over 1000 years ago.The HistoryZacharias Jansen 1588-1631The First MicroscopeThe History Hans and Zacharias Janssen of Holland in the 1590s created the first compound microscope Anthony van Leeuwenhoek and Robert Hooke made improvements by working on the lensesAnthony van Leeuwenhoek 1632-1723Hooke MicroscopeRobert Hooke 1635-1703How a Microscope WorksConvex Lenses are curved glass used to make microscopes (and glasses etc.)Convex Lenses bend light and focus it in one spot.How a Microscope WorksOcular Lens (Magnifies Image) Objective Lens (Gathers Light, Magnifies And Focuses Image Inside Body Tube)Body Tube (Image Focuses)Bending Light: The objective (bottom) convex lens magnifies and focuses (bends) the image inside the body tube and the ocular convex (top) lens of a microscope magnifies it (again).The Parts of a MicroscopeOcular Lens Draw TubeNose Piece Arm LPO HPO Stage Clips Iris Diaphragm Light Source Base Stage Coarse Adj. Fine

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