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    • 1. 发明授权
    • Color matching and characterization of surface coatings
    • 表面涂层的颜色匹配和表征
    • US5231472A
    • 1993-07-27
    • US760651
    • 1991-09-16
    • Robert T. MarcusPercy E. Pierce
    • Robert T. MarcusPercy E. Pierce
    • G01N21/47
    • G01N21/4738G01J3/504G01J3/463G01N2021/4771
    • A method of characterization of a coating on a surface such as a paint coating having metallic flakes distributed within such coating. Single and multi-angle models are utilized. The coating is characterized by measurements having components of light reflected by the metal flakes and attenuated on its exit route from the coating, of light scattered in the entering path of the beam as it travels through the coating, of light scattered by the reflected beam on its exit from the coating, of light scattered in the entering path then reflected by the metallic flakes and attenuated in the coating on exiting, and of light scattering in the exit path, both to the metallic flake and reflected by the flake and attenuated on its exit from the coating. Methods of color matching a coating having a metallic flake distribution within the coating are included using reflectance factors and tristimulus values and minimizing the sum of the squares of the deviation between samples.
    • 表面涂层的表征方法,例如在这种涂层内分布有金属薄片的涂料涂层。 使用单角度和多角度模型。 涂层的特征在于具有由金属薄片反射的光的成分的测量,并且在其穿过涂层的光束的进入路径中散射的光在其穿过涂层的光的入射路径上散射的光被被反射的光束散射的光在其出射路径上衰减。 其从涂层出射,然后在进入路径中散射的光然后被金属薄片反射并且在退出时在涂层中衰减,并且在出射路径中散射光,两者都到金属薄片并由薄片反射并在其上衰减 从涂层出来。 使用反射系数和三刺激值包括在涂层内具有金属薄片分布的涂层进行颜色匹配的方法,并最小化采样之间的偏差平方和。