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IR Aspherical Lens

Product Details

The infrared aspherical lens is specially designed to be used for thermal imaging lens in MIR and IR wavelength. The application include hot melt printing, diagnosis, security and monitoring etc.

Opticreate provides all kinds of coated aspherical lenses, with single point diamond lathe it can process aspherical lens with infrared crystal materials such as Ge, ZnS and ZnSe ect., the diameter could meet 300mm, with traditional method, it can process large-diameter paraboloid and hyperboloid lens with BK7 material, the diameter could meet 400mm.

MaterialGe, Si,ZnS,ZnSe,BK7 ect.
Diameter tolerance+0.0/-0.05mm
Focal length tolerance±2%
Clear Aperture≥90%
RT value0.6μm
Surface Quality40-20
Bevel0.25 mm × 45°
CoatingAR Coating, DLC Coating(can be customized)