5 000 – 285 cm-1 | GS12000 series 偏光鏡

25 – 71 mm, 5 000 – 285 cm-1 | GS57000 series 偏光鏡

2 – 35 μm, 25 – 50 mm | GS57500 series 偏光鏡

20 – 10 000 μm 偏光鏡