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教育材料

教育材料

薄膜滤光片介绍

辨别客户的基本原则

在这篇参考资料文章中,我们讨论了薄膜干涉滤光片及其背后的一些原理,以及美国艺达思健康与科学有限公司如何利用这些原理设计和制造我们的 Semrock® 滤光片。

吸收滤光片与薄膜干涉滤光片

常用的滤光片有两类:吸收滤光片薄膜干涉滤光片。吸收滤光片的例子包括彩色玻璃和日食眼镜中用于阻挡太阳光线的黑色材料。之所以称为吸收滤光片,是因为它们吸收光,这意味着光能转移到吸收材料的原子上,光不再存在,能量以热的形式耗散。日食滤光片吸收了除约百万分之一外的可见光和紫外线,这足以让我们看到日食,同时避免对眼睛敏感组织的损伤。吸收滤光片的其他例子包括彩色塑料瓶和交通信号灯,它们使用吸收率来吸收除了被看到的颜色之外的颜色。

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