Patent · US Active

Method for determining a filter for an ophthalmic lens and ophthalmic lens comprising such a filter

US12313917B2 · kind B2 · utility

0Cited by

1References

27Claims

0Family size

Assignee

Essilor International · FR

Inventors

Anne-Catherine SCHERLEN · Paris, FR
Adele LONGO · Charenton-le-Pont, FR

Key dates

Filing date	Sep 27, 2022
Grant date	May 27, 2025
Priority date	—
Expiry date	Nov 15, 2042

Classification

Technology area (CPC G)Physics
CPC primaryG02C7/10
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Disclosed is a method for determining a filter for an ophthalmic lens to be placed in front of the eye of the wearer, the filter being able to improve or maintain the visual comfort and/or the visual performances of the wearer. The determination method includes: a step of measuring a variable representative of sensitivity of the eye or both eyes of the wearer to a characteristic light flow, and a step of determining at least one optical characteristic of the filter according to the representative variable measured.

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