The LPNIR-1 NIR Linear Polarizer has a 25.0 mm diameter and is 2.0 mm thick. It is constructed by laminating a polymer polarizing film between two high-precision glass. The transmission on a single filter is about 30% from 750 to 850 nm.

LPNIR-1近红外线性偏振器直径25.0 mm,厚度2.0 mm。它是由两种高精度玻璃之间的聚合物偏光膜层合而成。单片滤波器在750至850 nm范围内的透射率约为30%。