timeline of microscope technology
DESCRIPTION
Timeline of Microscope Technology. Timeline of microscope technology. Middle Ages - Castle Battles? - Source of glass? - Uses for glass?. Simple Microscope. The Physics of a Glass Lens. The Physics of a Glass Lens. The Physics of a Glass Lens. - PowerPoint PPT PresentationTRANSCRIPT
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Timeline of Microscope Technology
![Page 2: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/2.jpg)
Middle Ages - Castle Battles? - Source of glass? - Uses for glass?
Timeline of microscope technology
![Page 3: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/3.jpg)
Simple Microscope
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The Physics of a Glass Lens
![Page 5: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/5.jpg)
The Physics of a Glass Lens
![Page 6: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/6.jpg)
The Physics of a Glass Lens
![Page 7: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/7.jpg)
The Physics of a Glass Lens
![Page 8: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/8.jpg)
The Physics of a Glass Lens
![Page 9: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/9.jpg)
The Physics of a Glass Lens
![Page 10: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/10.jpg)
The Physics of a Glass Lens
![Page 11: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/11.jpg)
Compound Microscope
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1590 - Dutch spectacle-makers,Hans Janssen and his son Zacharias, were said, by later writers in the 1600’s, to have invented a compound microscope.
Timeline of microscope technology( From Wikipedia )
ZachariasHans
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1590 - Dutch spectacle-makers,Hans Janssen and his son Zacharias, were said, by later writers in the 1600’s, to have invented a compound microscope.
Timeline of microscope technology( From Wikipedia )
Zacharias
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1609 - Galileo Galilei develops an occhiolino or compound microscope with a convex and a concave lens.
Timeline of microscope technology( From Wikipedia )
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Timeline of microscope technology( From Wikipedia )
1619 - Cornelius Drebbel (1572 - 1633) presents, in London, a compound microscope with two convex lenses.
1625 - Giovanni Faber of Bamberg (1574 - 1629) coins the word “microscope” by analogy with “telescope”.
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1665 - Robert Hookepublishes his Micrographia, a collection of biological micrographs.
Timeline of microscope technology( From Wikipedia )
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1665 - Robert Hooke - He also coins the word “cell” when he uses his microscope to see ____?____ in cork bark.
Timeline of microscope technology( From Wikipedia )
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1665 - Robert Hooke - He also coins the word “cell” when he uses his microscope to see little rooms in cork bark.
Timeline of microscope technology( From Wikipedia )
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1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Timeline of microscope technology( From Wikipedia )
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1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Timeline of microscope technology( From Wikipedia )
- Almost 500 scopes
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1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Timeline of microscope technology( From Wikipedia )
- Almost 500 scopes- All were “simple”
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1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Timeline of microscope technology( From Wikipedia )
- Almost 500 scopes- All were “simple”- Only 9 have survived
![Page 23: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/23.jpg)
1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Timeline of microscope technology( From Wikipedia )
- Almost 500 scopes- All were “simple”- Only 9 have survived- Up to 480 X
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1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Timeline of microscope technology( From Wikipedia )
- Almost 500 scopes- All were “simple”- Only 9 have survived- Up to 480 X- Made of silver, gold and copper
![Page 25: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/25.jpg)
1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Timeline of microscope technology( From Wikipedia )
- Almost 500 scopes- All were “simple”- Only 9 have survived- Up to 480 X- Made of silver, gold and copper- Resolution: <1 / 1000 mm- Focal Length: <1 mm
![Page 26: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/26.jpg)
![Page 27: Timeline of Microscope Technology](https://reader038.vdocuments.us/reader038/viewer/2022102707/56813f47550346895da9fa42/html5/thumbnails/27.jpg)
1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Timeline of microscope technology( From Wikipedia )
FirstToSeeSpermCells
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1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Timeline of microscope technology( From Wikipedia )
First to see Bacteria and to describe“Wee beasties cavorting about” in aglass of drinking water.
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1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Question...What earned him his place in the history books as the... “Father of Modern Microscopy”?
Timeline of microscope technology( From Wikipedia )
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1674 - Anton van Leeuwenhoek improves on a simple microscope for viewing biological specimens.
Timeline of microscope technology( From Wikipedia )
Answer... It was his is extensive collection of special stains that allowed him to see otherwise invisible, transparent, organelles.
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1931 - Ernst Ruska (Germany) builds 1st Transmission Electron Microscope (TEM)
Timeline of microscope technology( From Wikipedia )
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1931 - Ernst Ruska (Germany) builds 1st Transmission Electron Microscope (TEM)
1937 - Manfred von Ardenne, (Germany) builds the 1st Scanning Electron Microscope (SEM).
Timeline of microscope technology( From Wikipedia )
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1931 - Ernst Ruska (Germany) builds 1st Transmission Electron Microscope (TEM)
1937 - Manfred von Ardenne, (Germany) builds the 1st Scanning Electron Microscope (SEM). 1981 - Gerd Binnig and Heinrich Rohrer develop the Scanning Tunneling Microscope (STM).
Timeline of microscope technology( From Wikipedia )
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What ARE they?
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Plant Pollen Grains
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What scope took this photo?
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Scanning Electron (SEM)
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“Sputter” prepped for a SEM photo- gold layer is one atom thick
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SEM photomicrograph of a ? .
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How about this one?
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A fruit fly eye !
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SEM photomicrograph of ? .
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Erythrocytes
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What type of E. M.
is this?
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Transmission E. M.
( TEM )
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TEM photomicrograph of a ? .
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Oops !!! I mean…
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TEM photomicrograph of ? .
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And this SEM is of ? .
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Scanning Tunneling M. (STM)
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STM photomicrograph of ? .
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Gold Atoms 1 Layer Thick
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Remember the Spider?
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Sweet Dreams !!!