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ZnSe infrared aspheric optical lenses are precision-engineered from zinc selenide, a material known for its exceptional clarity and broad transmission across the infrared spectrum. These lenses optimize imaging by minimizing spherical aberrations, making them ideal for high-resolution thermal imaging, CO2 laser optics, and advanced medical imaging applications. Trust CNGEIR, one of the famous aspheric lens manufacturers, for reliable lenses.
Material | ZnSe | |||||
Specification | Customized | |||||
Diameter Range | 12mm~450mm | |||||
Aspheric turning diameter | 12mm~200mm | |||||
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 | ±0.02mm | |||||
Concave Sag | ±0.02mm |