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Germanium ingot is a high-purity, crystalline form of germanium, extensively used in infrared optics for its excellent IR transmission, high refractive index, and durability, ideal for lenses and windows in thermal imaging and night vision applications.
Broad infrared transparency
High refractive index
Low optical dispersion
Good thermal conductivity
Durable and mechanically strong
Chemically stable
Compatible with anti-reflective coatings
Adjustable electrical properties through doping
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