美国3M的光学系统（Optical Systems）部门开发出了兼具增光膜（BEF:Brightness Enhancement Film）和反射型偏光膜功能的薄膜。
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optical systems design 光学系统设计
Optical systems in the headlamp 前照灯的光学系统
OSD Optical Systems Design 光学系统设计
Advanced Optical Systems 先进光学系统公司
abcd optical systems abcd光学系统
electro-optical systems design 电子光学系统设计
Radar & Electro-Optical Systems 雷达与光电系统
The method can be applied to other large aperture optical systems.
所使用的分析方法可以应用于其他大口径光学系统。
Optical systems are divided into two sections of production and projection of optical image?
光学系统包括光学图像的形成和光学图像的投射两部分。
However, even with current high performance LEDs, the radiance requirement for some optical systems is difficult to fulfill.
然而，即使利用当前高性能的LED，也很难满足某些光学系统的辐射率要求。
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