Process for manufacturing an ophthalmic lens equipped with an insert
US10816827B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2015 |
| Grant date | Oct 27, 2020 |
| Priority date | — |
| Expiry date | Mar 18, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C2202/16
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a process for manufacturing an ophthalmic lens element equipped with an insert (1), this ophthalmic lens element comprising a front face and a back face, comprising steps consisting in: providing a first portion or intermediate product (2, 2″) made of a first material comprising a first and second frontal face (2A, 2B, 2A″, 2B″), said second face forming the back or front face of said ophthalmic lens element; placing the insert (1) on said first face of said intermediate product; depositing a second material in liquid form on said first face of the intermediate product (2, 2″) so as to cover at least partially said insert with said second material; and solidifying said second material in order to form an integral second portion (4) of said intermediate product. According to the invention, said first material is organic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.