Title:
OPHTHALMIC LENS
Document Type and Number:
WIPO Patent Application WO/2021/059672
Kind Code:
A1
Abstract:
Provided are an ophthalmic lens and the technology associated therewith. The ophthalmic lens has a prescribed power of zero or less and a positive longitudinal chromatic aberration and is provided with a diffraction structure at least either on the surface facing an object or on the surface facing an eyeball, the diffraction structure having a blaze wavelength set on the short wavelength side in visible light.
Inventors:
MATSUOKA SHOHEI (JP)
IGUCHI YUKI (JP)
MUKAIYAMA HIROYUKI (JP)
IGUCHI YUKI (JP)
MUKAIYAMA HIROYUKI (JP)
Application Number:
PCT/JP2020/026940
Publication Date:
April 01, 2021
Filing Date:
July 10, 2020
Export Citation:
Assignee:
HOYA LENS THAILAND LTD (TH)
MATSUOKA SHOHEI (JP)
IGUCHI YUKI (JP)
MUKAIYAMA HIROYUKI (JP)
MATSUOKA SHOHEI (JP)
IGUCHI YUKI (JP)
MUKAIYAMA HIROYUKI (JP)
International Classes:
G02C7/02; G02B5/18; G02C7/10
Domestic Patent References:
WO2018152595A1 | 2018-08-30 | |||
WO2018026697A1 | 2018-02-08 | |||
WO2008090743A1 | 2008-07-31 | |||
WO2012044256A1 | 2012-04-05 |
Foreign References:
US20170131567A1 | 2017-05-11 |
Attorney, Agent or Firm:
FUKUOKA Masahiro et al. (JP)
Download PDF:
Previous Patent: ANTENNA MODULE AND COMMUNICATION DEVICE PROVIDED WITH SAME
Next Patent: OPHTHALMIC LENS
Next Patent: OPHTHALMIC LENS