Title:
EVALUATION INDEX VALUE CALCULATING DEVICE, EVALUATION INDEX VALUE CALCULATING METHOD, AND EVALUATION INDEX VALUE CALCULATING PROGRAM
Document Type and Number:
WIPO Patent Application WO/2021/251497
Kind Code:
A1
Abstract:
Provided are an evaluation index value calculating device, an evaluation index value calculating method, and an evaluation index value calculating program enabling diversification of an evaluation index representing an optical state of a light adjusting sheet. This evaluation index value calculating device: acquires an evaluation image PE in which an imaging target 13 in a predetermined environment has been imaged through a light adjusting sheet 10; and employs an image analysis of the evaluation image PE to calculate the degree of blurring of the evaluation image PE due to the light adjusting sheet 10, as an evaluation index.
Inventors:
OOKUBO WATARU (JP)
SAKAMOTO MASANORI (JP)
KANEKO NORIHIKO (JP)
SAKAMOTO MASANORI (JP)
KANEKO NORIHIKO (JP)
Application Number:
PCT/JP2021/022366
Publication Date:
December 16, 2021
Filing Date:
June 11, 2021
Export Citation:
Assignee:
TOPPAN INC (JP)
International Classes:
G01N21/88; G02F1/13; G06T7/00; G06T7/42
Foreign References:
| JP2019200284A | 2019-11-21 | |||
| JP2016003906A | 2016-01-12 | |||
| JPH0968497A | 1997-03-11 | |||
| JP2001305051A | 2001-10-31 | |||
| JP2020035301A | 2020-03-05 | |||
| JPH0551883B2 | 1993-08-03 | |||
| US4653926A | 1987-03-31 |
Other References:
See also references of EP 4166934A4
Attorney, Agent or Firm:
ONDA Makoto et al. (JP)
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