Patent · US Active

Antireflective stack for low luminance conditions

US10605959B2 · kind B2 · utility

0Cited by

9References

15Claims

0Family size

Assignee

Essilor International · FR

Inventors

Yu Liu · Charenton-le-Pont, FR
Xingzhao DING · Singapore, SG

Key dates

Filing date	Dec 30, 2015
Grant date	Mar 31, 2020
Priority date	—
Expiry date	Sep 30, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC03C2218/151
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Ophthalmic lens comprising an anti-reflective stack designed for scotopic or mesopic conditions, wherein the anti-reflective stack design method uses the scotopic luminosity function CIE 1951 (defined by the Commission Internationale de I'Eclairage).

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