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。
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。
The reflection holographic filter has ideal filtering property, and can be well used as a kind of elements for eye protection against laser.
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