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題 名 | Testing the Coloring Strength of Watercolor Paper by Cobb Tester=應用考伯試驗儀測定水彩紙之著色力 |
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作 者 | 郭蘭生; 許志明; 趙建超; | 書刊名 | 國立中興大學實驗林研究彙刊 |
卷 期 | 20:1 1998.03[民87.03] |
頁 次 | 頁101-104 |
分類號 | 476.1 |
關鍵詞 | 水彩紙; 考伯試驗儀; 著色力; 測色儀; Watercolor paper; Cobb tester; Coloring strength; Spectrophotometer; |
語 文 | 英文(English) |
中文摘要 | 以人眼評定水彩紙之繪畫性,輒受畫家之個人偏好所左右。為期客觀評定水彩紙 之繪畫性,吾人將8%濃度藍色及黃色水彩(英國考特曼水彩)依序倒入考伯試驗儀之圓環 中,俟一定時間乾後,再以測色儀測定其顏色(CIEL*a*b*)值,由綠色值(-a*)之大小, 可偵知水彩紙之著色性。 |
英文摘要 | The visual evaluation of coloring strength of watercolor paper is greatly influenced by the preference of painters.To Characterize the painted color of watercolor paper objectively,we pour 8% blue and yellow transparent watercolor paints into a ring of Cobb tester clamped with paper samples under- side sequentially.And then the coloring strength of watercolor paper measured with spectrophotometer can be estimated by the shade of greenish color(expressed as -a*value in CIE L*a*b*)more objectively instead of hand painting. |
本系統中英文摘要資訊取自各篇刊載內容。