Germanium Optics

21 Oct 2024

Germanium Windows and Lenses

Germanium windows have a high refractive index with an application range of 2-12 micron, which can be used in the fields of optoelectronics, infrared thermal imagers, infrared laser systems, infrared optical instruments, and also has extensive and important applications in semiconductor, aerospace measurement and control, biomedical and other fields.

Parameter Ranges

Material: Germanium

Diameter:  5mm-350mm

Focal length: +/-1%

Surface Quality: 20-10

PV: l/4 Lambda@ 633nm 

Clear Aperture: >90% of diameter