Patent · US Expired

Method for optimizing a progressive spectacle lens

US7168805B2 · kind B2 · utility

0Cited by

2References

9Claims

0Family size

Assignee

RODENSTOCK GMBH · DE

Inventors

Edda Wehner · Grafing, DE
Andrea Welk · Munich, DE
Gregor Esser · Munich, DE
Helmut Altheimer · Munich, DE
Walter Haimerl · Munich, DE

Key dates

Filing date	Sep 12, 2005
Grant date	Jan 30, 2007
Priority date	—
Expiry date	Nov 11, 2025

Classification

Technology area (CPC G)Physics
CPC primaryG02C7/025
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A method of optimizing a progressive lens is described.This invention is characterized by the following steps:

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