Thermal Imaging Lenses

Excelitas offers 3 µm to 14 µm thermal infrared imaging lenses, which can be customized from a variety of substrate materials, including CaF2, ZnS, ZnSe, Ge, Si, and GaAs lenses from 6 mm to 250 mm diameters with a typical surface flatness of λ/10 (at 633 nm). In addition, our advanced plasma source (APS) coating technology for highly densified thin films provides superior environmental durability.