Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
H01J37/02—Details
H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
H01J37/10—Lenses
H01J37/12—Lenses electrostatic
B—PERFORMING OPERATIONS; TRANSPORTING
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21L—MAKING METAL CHAINS
B21L15/00—Finishing or dressing chains or chain links, e.g. removing burr material, calibrating
Maschine zum Einbringen und Befestigen von Boden- und Deckelscheiben in auf Spreizdornen sitzende Schachtelkoerper, die schrittweise unter Stempel gefuehrt werden