Method for controlling colors of 3-primary color print

申请号 JP22545083 申请日 1983-12-01 公开(公告)号 JPS60119561A 公开(公告)日 1985-06-27
申请人 Tatsuro Kunishi; Mitsunaga Toru; 发明人 KUNISHI TATSUROU;
摘要 PURPOSE:To exactly and easily control an amt. of each of 3-primary color inks to be attached in 3-primary color constituting print, by measuring the image color densities of the print made by 3-primary color overprinting, and using the density matrix of the 3-primary color inks. CONSTITUTION:Each of color density of cyan, magenta, and yellow of a standard print made by 3-primary color overprinting, and each color density of cyan, magenta, and yellow of the print to be compared are measured. An amt. of each of 3-primary color inks to be used for the constituents of the print to be compared is estimated from the matrix of density values obtained by said 6 values and 3-color filter density values of the 3-primary color inks used for this print, and the colors of the print is controlled. The integrated values of the 3-color densities or their functions obtained by scanning a part or all of the 3-primary color print are combined with the 3-primary ink matrix to determine the fluctuation of said ink amts, thus permitting control of the color densities.
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