Technology Close-Up

Ken Kaufmann

Color is a visual cue that we often use to make judgments about our surroundings: Is an apple ripe? A steak fresh? Does this jacket match those pants?

For this reason, manufacturers go to a lot of trouble to ensure that a package's colors remain constant from lot to lot and that different pieces in a product match. Color-matching is very important for products as diverse as automobiles, soft drinks, dental parts and displays…





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