Patent · US Active

Methods for coating lenses curved surfaces with a polarizing liquid

US8916233B2 · kind B2 · utility

4Cited by

12References

37Claims

0Family size

Assignee

Essilor International (Compagnie Generale d'Optique) · FR

Inventors

Herbert Mosse · St. Petersburg, US
Richard Muisener · St. Petersburg, US

Key dates

Filing date	Mar 1, 2005
Grant date	Dec 23, 2014
Priority date	—
Expiry date	Nov 21, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S425/808
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

Methods and apparatuses for coating at least a portion of a curved surface of a lens with a polarizing liquid are disclosed throughout the specification. For example, there is provided a method comprising providing a lens having a curved surface, and applying a polarizing liquid to at least a portion of the curved surface by shear flow with a flexible apparatus. Other methods are included. Apparatuses include ophthalmic lenses having polarized coatings formed according to any of the disclosed methods.

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