Invention Grant
- Patent Title: Composite high index layers for anti reflective stacks
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Application No.: US15381865Application Date: 2016-12-16
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Publication No.: US10234697B2Publication Date: 2019-03-19
- Inventor: Hélène Maury , Xingzhao Ding
- 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: EP15307049 20151218
- Main IPC: G02C7/02
- IPC: G02C7/02 ; C23C14/46 ; C23C14/34 ; C23C16/513 ; C23C14/24 ; G02B1/115 ; G02B5/28
Abstract:
An ophthalmic lens comprising an antireflective stack which strongly reduces reflection in the UV range and in the visible range. The antireflective stack comprises composite high index layers comprising zirconium oxide and another metal oxide.
Public/Granted literature
- US20170299887A1 Composite High Index Layers for Anti Reflective Stacks Public/Granted day:2017-10-19
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