The reflection holographic filter has ideal filtering property, and can be well used as a kind of elements for eye protection against laser.
反射式全息滤光片具有很好的滤光特性，可作为一种激光防护元件。
Since the performance of the detection system is low, a holographic detector base on particle filtering is put forward.
针对侦测系统性能低这一背景，提出一种基于粒子滤波算法的全息检测器。
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