Title:
DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/026813
Kind Code:
A1
Abstract:
This display device comprises an eyepiece display unit including an image display element and an eyepiece optical system that guides a display image displayed on the image display element, to an eye point. The magnification by the eyepiece optical system is at least two times. The eyepiece optical system is a coaxial system comprising a plurality of single lenses. At least one single lens among the plurality of single lenses is a non-spherical lens comprising a resin material. The image display element displays, as a display image, an image that corrects the distortion and chromatic aberration that occurs in the eyepiece optical system.
Inventors:
MATSUMOTO MITSUHARU (JP)
SUZUKI MAMORU (JP)
ICHIKAWA SUSUMU (JP)
MATSUYAMA TAKATOSHI (JP)
NAKAMURA MASATOSHI (JP)
SUZUKI MAMORU (JP)
ICHIKAWA SUSUMU (JP)
MATSUYAMA TAKATOSHI (JP)
NAKAMURA MASATOSHI (JP)
Application Number:
PCT/JP2019/028102
Publication Date:
February 06, 2020
Filing Date:
July 17, 2019
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
G02B25/00; G02B13/18; G02B27/02
Domestic Patent References:
| WO2013046559A1 | 2013-04-04 |
Foreign References:
| JP2004139132A | 2004-05-13 | |||
| JP2016090828A | 2016-05-23 | |||
| JP2013088632A | 2013-05-13 | |||
| JP2006065265A | 2006-03-09 |
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
Download PDF:
Previous Patent: CLUTCH CONTROL DEVICE
Next Patent: SERVICE CHAIN ACCOMMODATION DEVICE AND SERVICE CHAIN ACCOMMODATION METHOD
Next Patent: SERVICE CHAIN ACCOMMODATION DEVICE AND SERVICE CHAIN ACCOMMODATION METHOD