Title:
ENDOSCOPE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/087557
Kind Code:
A1
Abstract:
Provided is an endoscope system (1) provided with: a light source unit (3) for time-division emission of first and second lights having different wavelengths; an image capturing lens (14) capable of changing a focus position; an image capturing element (16) for acquiring first and second images of the first and second lights respectively; a focus detection unit (46) which detects a first in-focus position on the basis of the first image and detects a second in-focus position on the basis of the second image; and a lens driving unit (47) which drives the image capturing lens (14) to the first in-focus position prior to acquiring the first image and drives the image capturing lens (14) to the second in-focus position prior to acquiring the second image.
Inventors:
TAKEKOSHI SATOSHI (JP)
Application Number:
PCT/JP2018/032442
Publication Date:
May 09, 2019
Filing Date:
August 31, 2018
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
A61B1/00; A61B1/045; A61B1/06; G02B7/08; G02B7/36; G02B23/24; G02B23/26; G03B13/36; G03B15/00
Domestic Patent References:
| WO2017141524A1 | 2017-08-24 | |||
| WO2012165505A1 | 2012-12-06 | |||
| WO2012172908A1 | 2012-12-20 | |||
| WO2016092674A1 | 2016-06-16 |
Foreign References:
| JP2016170182A | 2016-09-23 | |||
| JP2010051350A | 2010-03-11 | |||
| JP2010082041A | 2010-04-15 | |||
| JP2003159209A | 2003-06-03 | |||
| JP2012110585A | 2012-06-14 | |||
| JP2012085917A | 2012-05-10 | |||
| JP2010227200A | 2010-10-14 | |||
| JP2015029841A | 2015-02-16 | |||
| JP2018155605A | 2018-10-04 |
Attorney, Agent or Firm:
ITOH Susumu (JP)
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