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Transmission Electron Microscope

AQA AS-level BiologyCell StructureLesson 8 of 26

The transmission electron microscope passes a beam of electrons through a thin specimen and focuses the electrons that have passed through the specimen onto a screen to form a two-dimensional image.

It has a resolution of 0.5nm.

The specimen is prepared by

Diagram

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Key terms in this lesson

resolution
The ability of a microscope to distinguish between two points that are close together as separate objects.

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