Using the Grey Scale in Fabric Evaluation Reply

Measuring color for an interior automotive application with a spectra-guide-S. Photo courtesy of BYK-Gardner.

Measuring color for an interior automotive application with a spectra-guide-S.
Photo courtesy of BYK-Gardner.

A recent addition to the spectro-guide’s list of color indices is the Grey Scale. The Grey Scale is one of the most important tools to evaluate color shading and staining, and is widely used by the automotive industry to measure the fade of the fabric in a vehicle’s interior. It is based upon both ISO and AATCC specifications. More…

Metamerism 1

It’s happened to all of us. We pick out a product in a store based on its color, only to get home and find that it doesn’t look like we first thought it did. That sweater that you thought was grey actually has a green tinge to it, or that perfect off-white paint color looks a little too yellow once you apply it to your walls. What’s going on? You may be experiencing an effect known as Metamerism.

different illuminants

Different light sources affect they way we see color. Photo Courtesy of BYK-Gardner.

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Are you using the most relevant angle with your multi angle spectrophotometer? 2

The BYK-Gardner BYK-mac multi-angle color instrument. Photo Courtesy of BYK-Gardner.

The BYK-Gardner BYK-mac i multi-angle color instrument.
Photo Courtesy of BYK-Gardner.

It’s easy to say, “My customer does not specify that test”, or, “We’ve always only recorded this information”. This is the easiest route to take. But, when it comes to quality control, the quickest route doesn’t often result in the best quality. Those companies who strive to improve their processes, find efficiencies, and make themselves known as being the best at what they do are those which win the big contracts and survive through even the most challenging economic times. More…