Ink set and its use method color gamut being expanded

摘要

4 color color ink sets which can print the color gamut which is expanded have, inside the range of E*ab8, the L ^*=54, the cyanide ink and inside the range of E*ab8 at CIELAB intended color value of a ^*=-41, and the b ^*=-45 are printed on the suffering printed matter of reference, the L ^*=52, the magenta ink and inside the range of E*ab10 at CIELAB intended color value of a ^*=79, and the b ^*=-9 are printed on the suffering printed matter of reference, the L ^*=90, the yellow ink and the black ink which at CIELAB intended color value of a ^*=-7, and the b ^*=102 are printed on the suffering printed matter of reference and. For example profile for ink set of gamatsuto which relation acquires tone value for ink set to the value of chrometric analysis for the ink which is printed, is expanded (, can the printer, obtain the largest profit of the color gamut which is expanded international color commission (ICC) profile) by obtaining. Profile for ink set in regard to press before printing the picture, is applied to color separation process.