US 2021/0263342 A1Published application

Head-mounted display devices with removable prescription lenses

AssigneeFacebook Technologies, LLC

InventorsAndrew John OUDERKIRK, Robin SHARMA, Karol Constantine HATZILIAS, Sheng YE, Sebastian SZTUK, Kirk Erik BURGESS, Javier San Agustin LOPEZ, Neeraj CHOUBEY, Bo Asp ANDERSEN, Kurt JENKINS

Life of this patent

Estimating the term…

patentgrep

Loading patent…

Abstract

An optical assembly includes an optically transparent substrate and a first lens removably coupled with the optically transparent substrate by one or more adhesive layers. The one or more adhesive layers are positioned between the optically transparent substrate and the first lens. Also disclosed are an eye-tracker and a display device, each of which includes the optical assembly.

Claims20

Dependent claims

An optical assembly, comprising:

an optically transparent substrate;
and
a first lens removably coupled with the optically transparent substrate by one or more adhesive layers positioned between the optically transparent substrate and the first lens.

Dependencies are inferred from the claim text.

Facts

Application: 16/797,566Filed 21 Feb 2020
Published: 26 Aug 2021
Term ends: Not estimatedThe source records don’t support an estimate.

Classification16 codes

G02C 7/086
Auxiliary lenses; Arrangements for varying focal length: auxiliary lenses located directly on a main spectacle lens or in the immediate vicinity…
G02C 9/00
Attaching auxiliary optical parts
B32B 7/12
Interconnection of layers: using interposed adhesives or interposed materials with bonding properties
B32B 27/08
As the main or only constituent of a layer, which is next to another layer of the same or of a different material: of synthetic resin

Family

US 11,604,366 B2Related patent
US 2021/0263342 A1This patent

From the US filing history. Foreign family members aren’t listed.

Timeline

Citations

Open elsewhere

Building an agent or pulling many patents? Use the API or MCP server instead of scraping pages. Get an API key