Like geographic coordinates – longitude, latitude, and altitude – L*a*b* color values give us a way to locate and communicate colors. What’s the history of L*a*b*? In the 1940’s, Richard Hunter introduced a tri-stimulus model, Lab, which is scaled to achieve near uniform spacing of perceived color differences. While Hunter’s Lab was adopted as the de facto model for plotting absolute color coordinates and differences between colors, it was never formally accepted as...

October 08, 2018

When customers are just getting started with color management, they often ask, "What is the difference between a spectrometer and a spectrophotometer?". With such a minute spelling difference, it's easy to make a quick typo and get the wrong answer for this color question. So...what's the difference? Spectrometers vs. Spectrophotometers    What is a Spectrophotometer? A spectrophotometer is a color measurement device that is used to capture and evaluate color on just about anything, in...

March 05, 2018

Spectrophotometers are color measurement devices used to specify and communicate color and monitor accuracy throughout production. There are spectrophotometers to measure just about anything, from liquids and plastics to paper, metal and fabrics. Brand owners, designers, lab techs and quality control professionals rely on them to ensure color remains consistent, from the time it’s specified until final quality check, in just about every industry. This Ci7800 benchtop spectrophotometer is measuri...

June 27, 2017

Have you ever walked out of the house wearing two black socks, only to arrive at work and realize one of them is navy blue? If so, you’ve been a victim of metamerism. Metamerism is a phenomenon that occurs when two colors appear to match under one lighting condition, but not when the light changes. Metameric Pairs This picture shows the same dyed wool swatches under U30 fluorescent (top) and A incandescent (bottom) light sources. Notice how the samples appear to change col...

May 02, 2016

¿Tiene preguntas? ¿Necesita un presupuesto? Contáctenos(888) 800-9580