Object Plane (Sample Plane) of Objective Lens
- Practical Electron Microscopy and Database -
- An Online Book -


This book (Practical Electron Microscopy and Database) is a reference for TEM and SEM students, operators, engineers, technicians, managers, and researchers.


The caustic image in TEM is a disk with a bright spot. It is formed above the image plane when a convergent electron beam is focused at the object plane (sample plane) of the objective lens. The bright spot is the projection of the direct electron beam.




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