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Patent Searching and Data


Title:
COLOR VISION CORRECTION OPTICAL FILTER AND LENS COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2021/049718
Kind Code:
A1
Abstract:
The present invention relates to: a color vision correction optical filter and a lens comprising same and, more particularly, to a color vision correction optical filter and a lens comprising same, the filter blocking a partial range of a light spectrum by patterning, on a transparent base, a fine pattern in which a material such as metal is formed in the size of nanometer units. A color vision correction optical filter according to the present invention comprises: a filter base having light transmissivity, and a filter unit which is coupled to the filter base and which includes a fine structure arranged to block a partial range of a light spectrum. A lens comprising the color vision correction optical filter, according to the present invention, comprises: a lens having light transmissivity; and the color vision correction optical filter coupled to either one surface or the inside of the lens.

Inventors:
RYU MINKI (KR)
Application Number:
PCT/KR2019/016868
Publication Date:
March 18, 2021
Filing Date:
December 02, 2019
Export Citation:
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Assignee:
RMK INC (KR)
International Classes:
G02B5/20; G02B7/02
Foreign References:
KR20180015067A2018-02-12
KR20140105538A2014-09-01
JP2006184596A2006-07-13
JP2018515800A2018-06-14
US20140362336A12014-12-11
Attorney, Agent or Firm:
PARK, Chonghan (KR)
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