Title:
OPHTHALMOLOGICAL LENS AND OPHTHALMOLOGICAL LENS MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2020/179012
Kind Code:
A1
Abstract:
Provided is an ophthalmological lens that is fitted in the eye or near the eye, wherein: the ophthalmological lens comprises, on at least one surface, an optical element that includes a wave plate element in which the direction of a phase advancing axis changes depending on the distance from the optical center of such surface; and the direction of the phase advancing axis of the wave plate element is set so that, between a light ray passing through the optical center and a light ray passing through a portion separated from the optical center, a phase difference is added, such phase difference having a different sign for right-handed circularly polarized light and left-handed circularly polarized light.
Inventors:
OKUDAIRA YOSUKE (JP)
Application Number:
PCT/JP2019/008856
Publication Date:
September 10, 2020
Filing Date:
March 06, 2019
Export Citation:
Assignee:
NIKON CORP (JP)
International Classes:
A61F2/16; G02B5/30; G02C7/04
Foreign References:
JP2017529128A | 2017-10-05 | |||
JP2015062062A | 2015-04-02 | |||
US20190029809A1 | 2019-01-31 | |||
US20150250583A1 | 2015-09-10 | |||
JP2014174468A | 2014-09-22 |
Attorney, Agent or Firm:
NAGAI, Fuyuki et al. (JP)
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