Invention Grant
- Patent Title: Method for manufacturing an ophthalmic article
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Application No.: US16349808Application Date: 2017-10-25
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Publication No.: US11254078B2Publication Date: 2022-02-22
- Inventor: Peiqi Jiang , Jean-Marc Padiou
- Applicant: ESSILOR INTERNATIONAL
- Applicant Address: FR Charenton-le-Pont
- Assignee: ESSILOR INTERNATIONAL
- Current Assignee: ESSILOR INTERNATIONAL
- Current Assignee Address: FR Charenton-le-Pont
- Agency: Norton Rose Fulbright US LLP
- Priority: EP16306487 20161114
- International Application: PCT/EP2017/077224 WO 20171025
- International Announcement: WO2018/086880 WO 20180517
- Main IPC: B29D11/00
- IPC: B29D11/00 ; G02C7/10 ; G02C7/12

Abstract:
The invention provides a method for manufacturing an ophthalmic article having at least one optical function and at least one predetermined transmission parameter, comprising the steps (102) of surfacing at least a first face of a first body of said article, made from a first material, according to a first geometry determined for providing said predetermined transmission parameters; and surfacing (103) at least a second face of a second body of said article, made from a second material, according to a second geometry determined at least according to said first geometry, for providing said optical.
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