Infrared (IR) Optics/Lenses from Shanghai Optics

11 Aug 2022

Shanghai Optics has high manufacturing capability of Infrared Aspheric Lenses for substrates such as Germanium (GE), Zinc Selenide (ZnSe) and Silicon (Si) . Our lead time is 3-8 weeks and our prices are super competitive and generally 30-40% less than off-the-shelf/catalogue parts even on single quantity components.

Aspheric Infrared (IR) Lenses Manufacturing Capability Chart

Germanium Infrared (IR) Aspheric Lenses Manufacturing Capability

Diameter	5-400mm
Coating Wavelength	8-12um
Surface Quality	5-20mm: 20-10, 20-50mm: 40-20, 50-200mm: 60-40, 200-400mm: 80-50
Aspherical 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

Zinc Selenide (ZnSe) Infrared (IR) Aspheric Lenses Manufacturing Capability

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

Silicon Infrared (IR) Aspheric Lenses Manufacturing Capability

Diameter	5-30mm
Coating Wavelength	3-5um
Surface Quality	80-50
Surface Accuracy	5-20mm: Rt≤0.3um, Ra≤0.03um, 20-30mm: Rt≤0.5um, Ra≤0.05um
Centering (arcmin)	0.5um