Knight Optical Z-Cut石英光学偏振器,石英窗口,波片,硒化锌/硫化锌窗口,硒化锌/硫化锌透镜
Knight Optical Z-Cut石英光学偏振器,石英窗口,波片,硒化锌/硫化锌窗口,硒化锌/硫化锌透镜 石英(SiO2)是一种通常用于制造的双折射材料偏振器(如波片)和窗口。材料的双折射性特性意味着它有两个折射率,入射光分为普通光线和非寻常光线。z切口的使用使得晶体的光轴垂直于平坦表面,从而使普通光线和非寻常光线沿着相同的路径穿过晶体并保持光束的偏振。石英能很好地切割和抛光,不溶于水。它在0.18-3.5µm的范围内高达90%的透射率,适用于红外和可见光谱。此外,该材料在通常称为太赫兹区域。这种电磁辐射用于机场扫描仪,可以扫描他们的衣服下面,以防止武器被带上飞机。 Material: Zinc Selenide / Zinc Sulphide Diameter: +0.0/-0.2mm Thickness: ±0.2mm Surface Flatness @ 633nm: <2λ over 90% CA Surface Quality (S/D): <60/40 Parallelism: <5’ Diameter: 3mm to 100mm+ Focal Length: up to 5000mm Radii: up to 5000mm Centre Thickness: up to 30mm Clear Aperture: >90% Form Error: <0.25λ Centration: <1’ Surface Quality: <40-20 Part No. Material D (mm) T (mm) Coating Coated WZN1001 ZnSe 10 1 Uncoated None WZN1011 ZnS 10 1 Uncoated None WZN1211 ZnS 12 1 Uncoated None WZN1300 ZnSe 12 2 Uncoated None WZN1301 ZnSe 13 2 Uncoated None WZN1312 ZnS 13 2 Uncoated None WZN1911 ZnS 19 1 Uncoated None WZN2000 ZnSe 20 1 Uncoated None WZN2500 ZnSe 25 1 Uncoated None WZN2502 ZnS 25 1 Uncoated None WZN2501 ZnSe 25 2 Uncoated None WZN2503 ZnS 25 2 Uncoated None WZN3200 ZnSe 32 3 Uncoated None WZN5000 ZnSe 50 3 AR 10.6 microns Both Part No. Form Focal Length (mm) Diameter (mm) LZN2530 Planoconvex 30 25.4 Uncoated LZN2565 Planoconvex 65 25.4 Uncoated LZN2566 Planoconvex 65 25.4 AR Coated LZN2515 Planoconvex 150 25.4 Uncoated LZN2516 Planoconvex 150 25.4 AR Coated LZN2520 Planoconvex 195 25.4 Uncoated LZN2521 Planoconvex 195 25.4 AR Coated LZN2525 Planoconvex 250 25.4 Uncoated LZN2526 Planoconvex 250 25.4 AR Coated LZN2550 Planoconvex 500 25.4 Uncoated LZN2551 Planoconvex 500 25.4 AR Coated
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