Title:
ENDOSCOPE AND ENDOSCOPE SYSTEM
Document Type and Number:
Japanese Patent JP2019047977
Kind Code:
A
Abstract:
To suppress image quality deterioration of an imaged picture based on imaging of unnecessary light in an endoscope diagnosis.SOLUTION: An endoscope includes: an opening part to which light from an observation target portion is incident; a filter part having a plurality of filters and selectively transmitting rays passing through the opening part using either of the filters; a color separation prism comprising a plurality of separation prisms which separate the light passing through the filter part to light with color components different from each other; a plurality of image sensors mounted in association with respective separation prisms and imaging on the basis of the light of different color components each separated by the respective separation prisms; a signal output part outputting image signals obtained by imaging using respective image sensors; and a filter arrangement part arranging either of the plurality of filters so as to enable the light passing through the opening part to be incident.SELECTED DRAWING: Figure 4
Inventors:
HIGASHIYAMA SEIJI
TAKENAGA YUICHI
KATAHIRA HARUYASU
TAKENAGA YUICHI
KATAHIRA HARUYASU
Application Number:
JP2017174388A
Publication Date:
March 28, 2019
Filing Date:
September 11, 2017
Export Citation:
Assignee:
PANASONIC IP MAN CORP
International Classes:
A61B1/00; A61B1/04; G02B23/24; G02B23/26
Domestic Patent References:
| JP2003153850A | 2003-05-27 | |||
| JP2001518241A | 2001-10-09 | |||
| JP2006340796A | 2006-12-21 | |||
| JP2012085916A | 2012-05-10 | |||
| JP2016178995A | 2016-10-13 | |||
| JP2003126015A | 2003-05-07 | |||
| JP2001046325A | 2001-02-20 | |||
| JPH11332820A | 1999-12-07 |
Foreign References:
| US20160022126A1 | 2016-01-28 |
Attorney, Agent or Firm:
Patent business corporation glory patent office