HEAD-UP DISPLAY MIRROR WITH IMPROVED SURFACE AND EDGE QUALITY AND METHODS FOR FORMING THE SAME

Title:

HEAD-UP DISPLAY MIRROR WITH IMPROVED SURFACE AND EDGE QUALITY AND METHODS FOR FORMING THE SAME

Document Type and Number:

WIPO Patent Application WO/2020/111698

Kind Code:

A1

Abstract:

A head-up display (HUD) mirror that includes a mirror substrate with a first major surface with a concave shape, a second major surface opposite to the first major surface and with a convex shape, and a minor surface connecting the first and second major surfaces. The HUD mirror also a reflective layer disposed on the first major surface. The first major surface has a first surface roughness Ra of 3 nm or less and a peak to valley (PV) roughness of less than 30 nm, and the mirror substrate is a glass or glass-ceramic material.

Inventors:

KIM BONGCHUL (KR)
KIM JONGHWA (KR)

Application Number:

PCT/KR2019/016290

Publication Date:

June 04, 2020

Filing Date:

November 25, 2019

Export Citation:

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Assignee:

CORNING INC (US)

International Classes:

G02B27/01

Foreign References:

US20160039705A1	2016-02-11
US20120144866A1	2012-06-14
US20130081428A1	2013-04-04
KR20140111403A	2014-09-19
US20150370068A1	2015-12-24
US201862771877P	2018-11-27
US20160039705A1	2016-02-11

Other References: