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ZnSe infrared spheric optical lenses are crafted from zinc selenide, a material highly transparent to infrared light. These lenses excel in applications such as thermal imaging, CO2 laser systems, and medical instruments, due to ZnSe’s broad IR transmission range and low optical losses, providing sharp and effective imaging solutions.
| Material | ZnSe | ||||
| Specification | Customized | ||||
| Diameter Range | 12mm～450mm | ||||
| Polishing diameter | 12mm～450mm | ||||
| Diameter Tolerance | 0.05mm | ||||
| Center Thickness Tolerance | 0.02mm | ||||
| Surface Quality | 20/10, 10/5 | ||||
| Surface Accuracy | PV λ/10, λ/20 | ||||
| Surface Roughness | Ra≤0.04μm | ||||
| Local Error | ≤0.5 | ||||
| Decentration | ≤1′ | ||||
| Total High Tolerance | ±0.02 | ||||
| Concave Sag | ±0.02 | ||||
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No.9 Zhongxing East Road, Lishui Economic Development Zone, Nanjing, Jiangsu, China 
