Patent · US Expired

Method for producing an aspherical optical element

US7164964B2 · kind B2 · utility

12Cited by
7References
25Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 22, 2004
Grant dateJan 16, 2007
Priority date
Expiry dateAug 18, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05B2219/45157
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

The invention relates to a program-controlled NC data generating method for controlling a CNC wet-grinding machine for machining workpieces made of optical materials to produce aspherical forms, the data of the aspherical forms to be ground being overlaid with correction data.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.