Title:
OPTICAL DEVICE AND OPTICAL SYSTEM COMPRISING SAME OPTICAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/092363
Kind Code:
A1
Abstract:
The present invention relates to an optical device which controls a focus according to a control signal received from a user terminal. The optical device according to an embodiment of the present invention comprises: a lens barrel; a focusing lens; a drive unit which moves the focusing lens in the lens barrel; a communication unit which receives, from a user terminal, a focus control command for controlling a focal distance to a subject; and a control unit which controls the drive unit in order to move the position of the focusing lens according to the focus control command.
Inventors:
LEE JI HOON (KR)
SONG JAE SUN (KR)
KIM DEOK GON (KR)
SONG JAE SUN (KR)
KIM DEOK GON (KR)
Application Number:
PCT/KR2020/015007
Publication Date:
May 05, 2022
Filing Date:
October 30, 2020
Export Citation:
Assignee:
SAMYANG OPTICS CO LTD (KR)
International Classes:
G02B7/105; G02B7/10; G03B3/10; G03B13/34
Foreign References:
| JP2019117391A | 2019-07-18 | |||
| JPWO2017141746A1 | 2018-12-13 | |||
| JP2000305003A | 2000-11-02 | |||
| KR20150136384A | 2015-12-07 | |||
| US20150341542A1 | 2015-11-26 |
Attorney, Agent or Firm:
KASAN IP & LAW FIRM (KR)
Download PDF:
Previous Patent: PHOTOSENSOR USING FERROELECTRIC MATERIAL, AND MANUFACTURING METHOD THEREFOR
Next Patent: METHOD AND APPARATUS FOR DUAL CONNECTIVITY
Next Patent: METHOD AND APPARATUS FOR DUAL CONNECTIVITY