Verfahren zur Verbesserten Beschichtung eines Optischen Artikels mit Optischen Elementen

Details

Veröffentlichungs-Nr.

EP4091805

Aktenzeichen

EP21305653

Anmeldetag

18. Mai 2021

Veröffentlichung

22. Januar 2025

Erteilung

22. Januar 2025

Rechtsraum

EP

IPC

B29D11/00B41M3/00G02C7/02

Abstract

It is disclosed a method for manufacturing an optical article, comprising: - providing a base-lens substrate (10) having opposite first and second lens surfaces, and at least one optical element (20) disposed on the second lens surface or embedded within the base-lens substrate, each optical element having a maximum height that is less than or equal to 0.5 mm, and a maximum width that is less than or equal to 2.0 mm, and - performing a differentiate coating deposition on the second lens surface, wherein the second lens surface comprises at least two areas (Z1, Z2) defined according to their relative position with respect to at least one optical element, and the differentiate coating deposition comprises changing at least one parameter of the coating deposition according to the considered area.

Anmelder

Firmen

Essilor International
ESSILOR INTERNATIONAL

Land

🇫🇷 Frankreich

Fachgebiete