Patent · US Expired

Process and apparatus for examining optical components, especially optical components for the eye and device for illuminating clear-transparent

US6314199A · kind A · utility

32Cited by

14References

7Claims

0Family size

Assignee

Novartis AG · CH

Inventors

Peter Hofer · Liestal, CH
Peter Hagmann · Erlenbach a.Main, DE
Roland Hauck · Stockach, DE
Wolfgang Geissler · Bad Schönborn, DE
Hubert Lutz · Köniz, CH

Key dates

Filing date	Feb 14, 1994
Grant date	Nov 6, 2001
Priority date	—
Expiry date	Feb 14, 2014

Classification

Technology area (CPC G)Physics
CPC primaryG06T2207/30164
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A process and an apparatus for the examination, especially the quality control, of optical components, in which an image of the particular component to be examined is produced and flaws in the imaged article are detected by image analysis, as well as the integration of that examining process into the manufacture of the component. The optical components may be optical components for the eye, such as spectacle lenses, contact lenses, intraocular lenses and the like.

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