optical filter [光] 滤光器 ; 滤光镜 ; 滤色片
tunable optical filter 可党滤光器 ; 可调谐滤光器 ; 滤波器
band-pass optical filter 带通滤光器 ; 带通滤波器
acoustically tunable optical filter 声音调谐光学滤波器
optical filter box 滤光片组件
pass optical filter 带通滤光器
passive optical filter 无源滤光片 ; 被动滤光片
gallium-arsenide optical filter 砷化镓滤光片
optical filter coupler 滤光耦合器
multi-spike optical filter 多脉冲滤光器
The phosphate glasses doped with rare earth ions have been widely used in laser mediums and optical filter materials for their outstanding optical and spectrum characteristics.
稀土掺杂磷酸盐玻璃具有优异的光学和光谱特性，在激光介质材料、有色滤光材料等领域中有着重要的应用。
According to spatial filter character, a common slit can become a practical optical filter by adding two couples of shades.
根据空间滤波特点，在普通单缝上增加两对挡光片，使之成为一种实用的光学滤波器。
A new method is proposed to build a micromachined tunable optical filter array on glass base in visible band.
提出一种新颖的采用薄膜技术在玻璃基底上构造微机构可调谐二维窄带滤光片阵列的方法。
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