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Quantification of black quality based on black lacquer in order to integrate Japanese traditional crafts and industrial products

Research Project

Project/Area Number 18K11513
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Review Section Basic Section 61060:Kansei informatics-related
Research InstitutionKisarazu National College of Technology

Principal Investigator

ODA Isao  木更津工業高等専門学校, 機械工学科, 教授 (80321404)

Co-Investigator(Kenkyū-buntansha) 吉澤 陽介  木更津工業高等専門学校, 情報工学科, 准教授 (30600415)
Project Period (FY) 2018-04-01 – 2021-03-31
Project Status Completed (Fiscal Year 2020)
Budget Amount *help
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2020: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2019: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2018: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywords半透明体 / 透明感 / 感応評価 / 樹脂 / 漆 / 黒色 / 一対比較法 / 視感評価 / サーストンの一対比較法 / 濁度 / 縞パターン / 光散乱 / 官能評価 / 伝統工芸
Outline of Final Research Achievements

We have developed a technique for projecting a striped pattern on a translucent object and quantifying the turbidity of the translucent body from the difference in brightness between the irradiated portion and the light-shielded portion of the striped pattern. It was shown that our technique we have developed can quantify the feeling of turbidity without being affected by the thickness of the object. Next, visual evaluation was performed using black samples with different shades, and the relationship between the shades of black and the sense of quality was investigated. As a result, it was found that as the brightness increased, the sense of quality decreased almost linearly, and there was a strong negative correlation. Furthermore, it was found that there is an optimum shade that enhances the quality of black.

Academic Significance and Societal Importance of the Research Achievements

本研究の成果から将来的に,漆工品などの日本の伝統工芸品の品質を客観的に評価できるだけでなく,①非破壊による半透明体の透明感の測定,②黒色の品質感を評価する測定装置,③品質感も加味した黒色の基準チャート,④見た目が漆と同じ塗料,⑤成形するだけで漆と同じに見える樹脂材料など,工業分野においても様々な具体的な応用を生み出すことができる.すなわち本研究は,日本の伝統工芸と工業を融合した「所有することで高い満足感が得られる」工業製品作りにも寄与することになる.

Report

(4 results)
  • 2020 Annual Research Report   Final Research Report ( PDF )
  • 2019 Research-status Report
  • 2018 Research-status Report
  • Research Products

    (4 results)

All 2021 2019 2018

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (2 results)

  • [Journal Article] 蒔絵に使用する金粉形状による製作工程の違いが色彩と光輝感に与える影響2021

    • Author(s)
      小田 功,下出祐太郎,黒田孝二
    • Journal Title

      光学

      Volume: 50

    • NAID

      40022612434

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 縞パターンの投影による半透明体の濁り感の測定2018

    • Author(s)
      小田功,新田航平,吉田大輔
    • Journal Title

      精密工学会誌

      Volume: 84 Pages: 806-812

    • NAID

      130007481399

    • Related Report
      2018 Research-status Report
    • Peer Reviewed
  • [Presentation] 蒔絵に使用する金粉の形状が色彩ときらめき感に与える影響2021

    • Author(s)
      小田 功,黒田孝二
    • Organizer
      日本機械学会
    • Related Report
      2020 Annual Research Report
  • [Presentation] 黒色漆の品質感評価2019

    • Author(s)
      小田 功, 佐久間巧, 吉田大輔
    • Organizer
      第27回機械材料・材料加工技術講演会
    • Related Report
      2019 Research-status Report

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Published: 2018-04-23   Modified: 2022-01-27  

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