Sanyuanse Spectrophotometer Enables Precise Matching of Spot Colors and Halftone DotsFor cigarette packets, food packaging, labels, picture albums, paper boxes, flexible packaging, self-adhesive labels, gold and silver card paper, UV printing, as well as flexographic/gravure/offset printing products, the pain points include spot color deviation, dot gain, color variation within the same batch, metamerism under different light sources, and failure in customer inspection. The Sanyuanse spectrophotometer can detect CMYK overprint colors, spot color density, and metamerism index. It is suitable for food packaging, daily chemical labels, tobacco and alcohol packaging, and publishing printing, ensuring colors meet international standards, improving printing pass rate and consistent brand visual identity.