The aluminium film of around 30nm is used for calculating the value of the camera length. The small Al crystals provide a well defined diffraction pattern. The Al film is evaporated on a holey carbon on a 400 mesh Cu TEM grid.
EM-Tec TC2 TEM calibration standard evaporated Al film
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Description
EM-Tec TC2 TEM calibration standard evaporated Al film
