Title:
COLOR MEASURING APPARATUS AND PROCESS ACHIEVEMENT DEGREE DETERMINATION APPARATUS
Document Type and Number:
WIPO Patent Application WO/2020/110729
Kind Code:
A1
Abstract:
A determination apparatus (1) that determines an achievement degree of a predetermined process using a test paper (2) having a discoloration region whose color changes in accordance with the achievement degree of the predetermined process is provided. The determination apparatus (1) includes: measuring means (3) for measuring an optical characteristic value of a measurement region including the discoloration region of the test paper (2); holding means (9) for holding a determination information indicating a relationship between an area of the discoloration region in the measurement region and the optical characteristic value, for each of a plurality of achievement degrees of the predetermined process; and determining means (10) for determining the achievement degree of the predetermined process based on the optical characteristic value of the measurement region of the test paper measured by the measuring means, and the determination information.
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Inventors:
MATSUI NORIO (JP)
FURUSAWA MOTOHIRO (JP)
KAWASAKI YASUHIRO (JP)
FURUSAWA MOTOHIRO (JP)
KAWASAKI YASUHIRO (JP)
Application Number:
PCT/JP2019/044548
Publication Date:
June 04, 2020
Filing Date:
November 13, 2019
Export Citation:
Assignee:
CANON KK (JP)
International Classes:
A61L2/28; G01N21/78; G01N31/22
Domestic Patent References:
WO2001010474A1 | 2001-02-15 | |||
WO2007089799A2 | 2007-08-09 |
Foreign References:
JP2003325646A | 2003-11-18 | |||
JP2010281610A | 2010-12-16 | |||
US8343437B2 | 2013-01-01 | |||
JP2003325646A | 2003-11-18 | |||
JP2018222687A | 2018-11-28 |
Attorney, Agent or Firm:
OHTSUKA, Yasunori et al. (JP)
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