https://refractiveindex.info/?shelf=main&book=ZnSe&page=Amotchkina
Refractive index of ZnSe (Zinc selenide) - Amotchkina
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https://www.edmundoptics.es/p/381mm-dia-x-127mm-fl-uncoated-isp-optics-zinc-selenide-znse-meniscus-lens/50631/
38.1mm Dia. x 127mm FL, Uncoated, ISP Optics Zinc Selenide (ZnSe) Meniscus Lens | ZC-PM-38-127 - No...
Edmund Optics has been a leading producer of optics, imaging, and laser optics for 80 years. Discover the latest optical and imaging technology.
https://materials.alfachemic.com/product/zinc-selenide-crystal-optic-rectangle-41mm-x-23mm-x-2mm-329582.html
Zinc selenide crystal optic rectangle, 41mm x 23mm x 2mm, polished both sides - Materials / Alfa...
DryPowder, PelletsLargeCrystals, WetSolid; OtherSolid