"focusing cup" in German focusing cup Wehnelt-Elektrode Wehnelt-Zylinder Detailed translations for "focusing cup" focusing cup focusing cup(also: modulating electrode, modulator electrode, Wehnelt electrode, Wehnelt cylinder) die Wehnelt-Elektrode{feminine} focusing cup(also: modulating electrode, modulator electrode, Wehnelt electrode, Wehnelt cylinder) die Wehnelt-Zylinder{feminine}