Title:
DIOPTRE ADJUSTMENT APPARATUS AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/127223
Kind Code:
A1
Abstract:
A dioptre adjustment apparatus (1) used in an electronic device having a viewfinding eyepiece, and comprising: a piezoelectric ceramic module (10) capable of deforming in an applied voltage state; a lens module (20) fixedly connected to the piezoelectric ceramic module (10) and used for providing optical support to the dioptre adjustment apparatus; and a control module (30) connected to the piezoelectric ceramic module (10), and used for allowing a user to set the dioptre and for controlling the voltage applied to the piezoelectric ceramic module (10) on the basis of the user dioptre settings, in order to control the deformation of the piezoelectric ceramic module (10). An electronic device (100). The present dioptre adjustment apparatus (1) and the electronic device (100) can perform naked eye correction for operators with poor vision.
Inventors:
YU LINWEI (CN)
Application Number:
PCT/CN2017/119426
Publication Date:
July 04, 2019
Filing Date:
December 28, 2017
Export Citation:
Assignee:
SHENZHEN ROYOLE TECHNOLOGIES CO LTD (CN)
International Classes:
G02B27/01; G03B13/02
Foreign References:
| CN204731489U | 2015-10-28 | |||
| CN205450524U | 2016-08-10 | |||
| CN202854465U | 2013-04-03 | |||
| US20090161225A1 | 2009-06-25 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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