The Ultrastructural BioImaging unit has two transmission EMs operated at 120kV with Lab6-electron source: T12 tomo and T12 cryo. T12 cryo is equipped with a cryo-box for prescreening of samples under cryogenic conditions. It also enables for routine electron tomography using SerialEM.
![](https://research.pasteur.fr/wp-content/uploads/2016/11/research_pasteur-transmission-electron-cryo-microscope-img-3978proc-169x300.jpg)