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LETO-3  纯相位空间光调制器  
LETO-3 纯相位空间光调制器
LETO-3 纯相位空间光调制器基于液晶微显示技术,分辨率可达1920x1080像素。像元大小6.4μm、间距0.2μm,LETO-3SLM提供93%的高效填充因子从而有较高的光利用率。
THz偏振片  
THz偏振片
They are the sort of diffraction gratings and operate in transmission. The polarizer grating is made by forming grooves of a triangle profile on the substrate and subsequent deposition of a metal coating (aluminum) on one of the groove facets.
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