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Zinc Selenide (ZnSe) Infrared (IR) Aspheric Lenses

Featured Product from Shanghai Optics

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Please see our manufacturing capability below and contact us for a quote for Infrared (IR) Aspheric Lenses from Shanghai Optics.

Diameter 5-400mm
Coating Wavelength 8-12um
Surface Quality 80-50 (due to surface has pitting when polishing)
Surface Accuracy 5-20mm: Rt≤0.3um, Ra≤0.03um, 20-50mm: Rt≤0.5um, Ra≤0.05um, 50-200mm: Rt≤0.8um, Ra≤0.08um, 200-400mm: Rt≤1.2um, Ra≤0.15um
Centering (arcmin) 5-20mm: ≤0.5um, 20-50mm: ≤0.8um, 50-200mm: ≤1.0um, 200-400mm: Rt≤2um