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Counterfeit Resilience of Optical Banknote Security Features based on Micromirrors with Color-Shifting PVD Coatings - Multiplying Security and Complexity - (PPT)

机译:基于微镜的光学纸币安全特点的假冒恢复性PVD涂层 - 乘以安全性和复杂性 - (PPT)

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摘要

Winding and rewinding. Wrinkels and folds. Electrostatics (in vacuum...). Pinholes. Color is shifting... away. Layer thickness tolerance for color appearance: a few nanometers. Quality inspection < 1,0 mm~2. Register.
机译:绕组和倒带。皱纹和褶皱。静电(真空......)。针孔。颜色正在转移......离开。颜色外观层厚度公差:几纳米。质量检验<1,0 mm〜2。登记。

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