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Germanium infrared domes are precision-engineered from high-purity germanium, a material highly transparent to infrared radiation. These domes are essential for protecting sensitive IR sensors and cameras, optimizing performance in thermal imaging and security applications. Their robust properties make them ideal for harsh environments, ensuring reliable protection and superior optical clarity.
Material | Ge | |||
Specification | Customized | |||
Diameter Range | 20mm-200mm | |||
OD Tolerance | ±0.02mm-±0.1mm | |||
Center Thickness Tolerance | ±0.03mm-±0.1mm | |||
Total High Tolerance | ±0.02mm-±0.05mm | |||
Concave Sag | ±0.02mm-±0.05mm | |||
Surface Quality | 80/50, 60/40, 40/20 | |||
Surface Roughness | Ra≤0.04um | |||
Surface Accuracy | PV λ:λ/2, λ/4 | |||
ETV | ≤5′ | |||
Transmittance | AR≥97%; DLC+AR≥90% |