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Unformatted text preview: x Beam of electrons for radiation source. x Electrons travel in waves - wavelength = 0.05 nm. x Maximum magnification 500,000 X. x Images are sharper, very detailed & able to see cell's organelles . x Knowledge greatly enhanced of specific cellular, bacterial, viral and other "minute" functions ! x Live specimen viewing not possible 3. Electron Microscope x Scanning Electron Microscope (SEM) x Transmission Electron Microscope (TEM) Electron Microscopes continued x Transmission Electron Microscope (TEM) x Samples must be cut very, very thin**. x Can see internal details. x Scanning Electron Microscope (SEM) x Whole samples can be used **. x Ability to see external features of sample....
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- Spring '09