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Zinc Selenide (ZnSe) circle IR blanks are crucial materials used in the fabrication of infrared optical components. Renowned for their broad transmission range across the IR spectrum, these blanks are pivotal in constructing high-quality lenses, windows, and prisms for thermal imaging systems, medical devices, and laser optics.
Material | ZnSe | |||||
Specification | Customized | |||||
Diameter Tolerance | ≤0.03mm | |||||
Curvature Radius | △Sag<0.005 | |||||
Center Thickness Tolerance | ≤0.025mm | |||||
Edge Thickness | ≤0.03mm | |||||
Surface Quality | 40/20 | |||||
Transmittance | 1.AR ≥97% 2.DLC+AR≥90% | |||||
Surface | N<2 △N<1 | |||||
Flatness | <10μm | |||||
Decentration | 1.Window<30′2.Lens<1.5′ |