Title:
VISION TRAINING DEVICE HAVING LENS HAVING ADJUSTABLE REFRACTIVE INDEX
Document Type and Number:
WIPO Patent Application WO/2019/117335
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a vision training device in accordance with individual eyesight properties and having relatively enhanced vision training efficiency. In order to attain the purpose, the vision training device according to the present invention comprises: a refractive index adjustment lens which is positioned in the viewing direction of the eye of a user and has the refractive index varied by means of a supply of a current; a lens driving portion which has one or more electrodes electrically connected to the refractive index adjustment lens and a voltage adjustment portion enabling adjustment of a voltage applied to the one or more electrodes; and a control portion which enables adjustment of the refractive index of the refractive index adjustment lens by means of controlling the voltage adjustment portion, and which is for setting at least one training section within a refractive index adjustable range of the refractive index adjustment lens and adjusting the refractive index of the refractive index adjustment lens in the training section.
Inventors:
PARK SUNG YONG (KR)
NOH KYUNG HYUN (KR)
NOH KYUNG HYUN (KR)
Application Number:
PCT/KR2017/014587
Publication Date:
June 20, 2019
Filing Date:
December 12, 2017
Export Citation:
Assignee:
EDENLUX CORP (KR)
International Classes:
A61H5/00; G02B3/14; G02B26/00; G02C7/08
Foreign References:
| KR20150056907A | 2015-05-28 | |||
| KR20170121477A | 2017-11-02 | |||
| KR20170008642A | 2017-01-24 | |||
| JP2002323680A | 2002-11-08 | |||
| US20050140922A1 | 2005-06-30 |
Attorney, Agent or Firm:
HUH, Sung-won et al. (KR)
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