Patent · US Expired

Apparatus and method for manufacturing optical objects

US7556554B2 · kind B2 · utility

4Cited by
9References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 30, 2003
Grant dateJul 7, 2009
Priority date
Expiry dateJul 30, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB24C3/02
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

The invention relates to an apparatus for forming or working optical elements and/or optical forming elements (1) comprising a working apparatus (18) for forming surfaces of form parts by machining or an abrasive technique, wherein at least one measuring device (17) is provided for measuring changes in form and/or surface roughness of said surface when said surface is being worked and, on the basis thereof controlling said working apparatus (18).

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