Shimmering Colors: Optical Variable pigments vs. Pearlescent Pigments
In the last ten years, we've seen some cool new pigments called optical variable pigments (OVP) hit the market. These special effect pigments are made from layers of different materials that can do something pretty amazing: change color when you look at them from different angles. They're used in things like paints, inks, plastics, makeup, metal surfaces , automotive coating(See Figure 1) and even...
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