- Acceleration voltage (kV): 200 - Pixel size (Å/pix): 0.84 - Spherical aberration (Cs) : 2.7 - Nominal Defocus (μm): -1.0 to -2.5 - Average electron dose per image (e-/Å^2): 50 - Average electron dose per frame (e-/Å^2): 0.3165 - Number of frames per image: 158 - Please use 'gain.tiff' as a gain reference without rotation or flipping