Some characteristics of main optical filters were analyzed, and the application of ultra-narrowband filter in laser illumination and laser guide star was discussed.
分析了几种主要滤光技术的特点，讨论了在超窄带滤光器在激光照明和激光导星信号探测中的应用。
These narrowband multi-channel filters and narrow bandpass filter arrays show good filtering features and can be utilized in many optical applications.
两种类型的滤光片都展示了良好的光学特性，在光学器件、光通讯等领域都有良好的应用前景。
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