Patent · US Active

Light-polarizing solid coating composition, optical lens comprising same, and method for making same

US8062542B2 · kind B2 · utility

2Cited by

9References

27Claims

0Family size

Assignee

Essilor International (Compagnie Generale d'Optique) · FR

Inventors

John Biteau · Dallas, US
Myriam Fanayar · Charenton-le-Pont, FR

Key dates

Filing date	Sep 30, 2005
Grant date	Nov 22, 2011
Priority date	—
Expiry date	Sep 24, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31504
WIPO fieldOptics
WIPO sectorInstruments

Abstract

The light-polarizing solid coating composition which comprises (i) particles of at least one magnetic material suspended in a solvent, is characterized in that it comprises (ii) at least one dichroic dye compound.Application to ophthalmic optics.

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