Title:
METHOD, APPARATUS, AND COMPUTER PROGRAM FOR CORRECTING OPTICAL AXIS OF ZOOM LENS
Document Type and Number:
WIPO Patent Application WO/2019/124622
Kind Code:
A1
Abstract:
One embodiment of the present invention discloses a method for correcting an optical axis of a zoom lens, comprising the steps of: acquiring a degree of deviation of an optical axis of a zoom lens of a camera corresponding to the current state of the zoom lens of the camera, in consideration of a pre-stored data configured to define a relationship between the state of the zoom lens of the camera and the degree of deviation of the optical axis, and the current state of the zoom lens of the camera; determining digital zoom information in order to compensate for the degree of deviation of the optical axis in consideration of the degree of deviation of the optical axis; and cropping and enlarging image data photographed by the camera so as to correspond to the digital zoom information, thereby generating corrected image data.
Inventors:
KIM CHEOL HO (KR)
KIM DAE BONG (KR)
KWON YOUNG SANG (KR)
KIM DAE BONG (KR)
KWON YOUNG SANG (KR)
Application Number:
PCT/KR2018/000319
Publication Date:
June 27, 2019
Filing Date:
January 08, 2018
Export Citation:
Assignee:
HANWHA TECHWIN CO LTD (KR)
International Classes:
G03B5/02; G02B7/00; G02B7/02
Foreign References:
| KR20130104772A | 2013-09-25 | |||
| US20140267834A1 | 2014-09-18 | |||
| KR101341632B1 | 2013-12-16 | |||
| KR20150129996A | 2015-11-23 | |||
| US20080158394A1 | 2008-07-03 |
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (KR)
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