| Topic | Description |
|---|---|
| Overview | A brief overview of the TEM. Includes an interactive diagram of the main components |
| The Electron Gun | This section describes the thermionic and field emission electron guns. It includes a simulation on the thermionic gun. |
| The Lens System | This section describes the working of an electromagnetic lens. It covers the effect of the condenser, objective and projector lens in the TEM. |
| Vacuum Pumps | A short section detailing the main types of vacuum pumps and their use. |
| Camera and Display | A short section showing how the camera in an electron microscope works. This also covers depth of focus. |
| Eucentric Goniometer | A short section on the most common type of specimen stage. |