projectKupferDigital internal order7F21112 date of measurement25.03.2022 metallographic cross section idID3380 region of interestb coatingnone final metallographic treatmentpolished microscopeZeiss Gemini 300 cathodefield emission cathode measuring softwareAztec measuring software version4.2 normalisationused matrix correctionextendet set working distance9.5 mm process time5 accelerating voltage20 kV magnification50 diameter aperture50 µm pixel dwell time20000 µs channels2048 high current unit chemical concentrationweight percent number of columns41 number of rows5 horizontal spacing50 µm vertical spacing50 µm global position x global position y