[Material Germanium single crystal] , [T≥96%@3-5μm] , Infrared Window

Metallized light windows are coated with metal films (such as chromium, nickel, gold) on the edges of sapphire, germanium or silicon substrates for welding to achieve airtight packaging. The light-passing area is coated with a filter film and can be directly welded or installed on Opto-mechanical assembly.