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:
Jul. 08, 2025
Filed:
Sep. 01, 2022
Crystalvue Medical Corporation, Taoyuan, TW;
Chun Nan Lin, Bade, TW;
Kun Cheng Hsieh, New Taipei, TW;
Crystalvue Medical Corporation, Taoyuan, TW;
Abstract
A guiding fixation method applied to an eye examination device includes a first light source and a second light source. The guiding fixation method includes disposing a third light source between the first light source and the second light source, when a distance between the eye examination device and an eye changes, the third light source emitting light to guide the eye to gaze at the third light source, and when the distance between the eye examination device and the eye stops changing, switching to the first light source and/or the second light source to emit light to guide the eye to gaze at the first light source and/or the second light source.