Patent ID: 11961698
Assignee: ASML NETHERLANDS B.V.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 18:
19. A method of aligning an electron-optical device with a charged particle beam, or multi-beam, within a charged particle apparatus, the method comprising:
adjusting a position of an electron-optical device in a module comprising the electron-optical device when the module is outside of a charged particle apparatus;
securing the module comprising the electron-optical device to the charged particle apparatus to thereby install the electron-optical device in the charged particle apparatus;
applying fine adjustment(s) to an x-position, y-position and/or Rz state of the installed electron optical device relative to a main body of the module; and
applying an adjustment to a path of a charged particle beam, or multi-beam, within the charged particle apparatus.