METHOD OF FORMING HALF TONE DOT IMAGE, METHOD OF FORMING THRESHOLD VALUE MATRIX, THRESHOLD VALUE MATRIX, METHOD OF MANUFACTURING PRINTING PLATE AND PRINTING PLATE

PROBLEM TO BE SOLVED: To upgrade print reproducibility of a half tone dot image by increasing the strength of a relief corresponding to a minimum half tone dot in the half tone dot image to be formed in a printing plate for relief-printing. SOLUTION: In the half tone dot image formed in the printing...

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