The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 08, 2025
Filed:
May. 18, 2023
Edenlux Corporation, Gyeongsangnam-do, KR;
Sung Yong Park, Busan, KR;
Kyung Hyun Noh, Busan, KR;
Edenlux Corporation, Gyeongsangnam-do, KR;
Abstract
An embodiment provides a vision training device having excellent vision training efficiency based on personal vision. An embodiment includes a refractive index-adjustable lens disposed in a field of view direction of an eye of a user and having a refractive index which is changed with supply of an electric current, a lens drive unit including one or more electrodes electrically connected to the refractive index-adjustable lens and a voltage adjusting unit capable of adjusting a voltage applied to the one or more electrodes, and a control unit that that controls the voltage adjusting unit such that a refractive index of the refractive index-adjustable lenses is adjusted, sets at least one training range within a refractive index adjustment range of the refractive index-adjustable lenses, and adjusts the refractive index of the refractive index-adjustable lenses in the training range.