Have you ever sent out a job that passed your inspection, only to have the customer reject it for out-of-tolerance color? You recheck the data and the instrument says the color passed the agreed tolerance… why is the customer saying it doesn’t? We get a LOT of these conflicting measurement calls in technical support. The solution is simple – document a color control program that clearly defines how to assess color, then make sure everyone (including your customer) follow...

Posted September 08, 2017 by

Color measurement devices have been around since the 1940s, but they’ve come a long way since then. Built by Jules Duboscq in France in 1870, the Duboscq colorimeter was one of the first color measurement devices. The earliest instruments were colorimeters, which used red, green and blue filters to simulate the tristimulus response of the human eye. Back in the ‘40s, they were pretty expensive so few people had access to them. Even more expensive were spectrophotometers, which measure color by s...

Posted September 21, 2015 by Jackie Weeks-Atkin

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