How does a electron microscope work?

Answer The scanning electron microscope (SEM) uses a beam of electrons (subatomic particles) to examine tiny specimens. The SEM has a large depth of field, allowing most of the specimen to be in focus at ... Read More »

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How does the electron microscope work?

Electron microscopes can be used to see objects too small for "normal" microscopes. Electron beams can be focused on areas smaller than a nanometer, or one billionth of a millimeter. SEMs and TEMs ... Read More »

How big is an electron microscope?

A typical scanning electron microscope covers a footprint of several square feet. The microscope itself--column, specimen chamber, secondary electron detector and liquid nitrogen dewar--is a few fe... Read More »

What is an electron microscope?

An electron microscope is a scientific device that uses a beam of electrons to see microscopic objects beyond the light microscope limit of about 1000x. As a result, the device can get four types t... Read More »

What is a scanning electron microscope used for?

A scanning electron microscope is used to take detailed images of items that can't be seen by the naked eye, such as pollen grains. The scanning electron microscope takes detailed images that appe... Read More »