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Hans Janssen and his son Zacharias made Dutch Eye glasses for a living and discovered how to make a compound microscope
The first Microscope was just simply a tube with an eye glass at each end -
Robert Hooke improved on the invention of the compound microscope adding stands and making it stand up right It held a candle showing an opened flame that would shine light on the mirror Hooke first discovered cells in a cork when he looked through his new and improved microscope
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Leeuwenhoek"s simple microscope he made only had one really tiny lens and can magnify up to 266 times Leeuwenhoek was the first person to see bacteria
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Scleiden and Schwann discovered that all plants are made of cells
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Rudolf discovered that all cells are come from formed only from existing cells, all cells come from cells
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this Microscope is very similar to Robert Hookes modification to the microscope exept it now can magnify up to 1,000 times and has a horsehoe base
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Ernest Ruska created the first electron microscope. Transmission Electron Microscopes makes images by shooting electons at the dead organisms they can not have a live organisms because the electons would kill any alive organisms TEM can magnafy up to 500,000 times
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This Microscope shoots electrons over the serface of a speciman rather than through it! and can inlarge up to 150,000 times giving a 3D picture
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A STM can magnify a specimen up to 1,000,000 times and can count the number of particals that leak out of a specimen