Title:
HEAD-MOUNTED DISPLAY
Document Type and Number:
Japanese Patent JP2023022826
Kind Code:
A
Abstract:
To provide a head-mounted display including an image generator, a projection lens assembly, and a waveguide.SOLUTION: An image generator is configured to provide an image beam. A projection lens assembly is disposed on a path of the image beam and the projection lens assembly has an image side and an object side. The image generator is disposed on the image side. The projection lens assembly includes a first lens and a lens group. The first lens has the first centerline axis. The lens group is disposed between the image generator and the first lens and the lens group has the second centerline axis. The first centerline axis of the first lens and the second centerline axis of the lens group are not overlapped with each other. A waveguide is disposed on the path of the image beam and located at the object side of the projection lens assembly. The projection lens assembly of a head-mounted display has the plurality of lenses, adopts an axially symmetric lens and has advantages like light-weight and thin body, low distortion and high image quality.SELECTED DRAWING: Figure 1
Inventors:
SO FUKUMEI
LO HSIN-HSIANG
LO HSIN-HSIANG
Application Number:
JP2022122458A
Publication Date:
February 15, 2023
Filing Date:
August 01, 2022
Export Citation:
Assignee:
CTX OPTO ELECTRONICS CORP
International Classes:
G02B27/02; G02B17/08; G02B25/00
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Osamu Miyazaki
Tadahiko Ito
Osamu Miyazaki