This is a Ge-W-101.6-8 101.6 mm Dia. Germanium Flat Window with a thickness of 8mm, sourced from Alkor Technologies. The item is a circular flat window, designed with a thin lens shape, and is uncoated.
Germanium is the primary material used in the manufacture of this window, specifically identified as germanium burnett. This material is known for its excellent transmission properties, particularly in the infrared region of the spectrum, with a wavelength of 10600 nm.
The item's geometry is defined by a diameter of 101.6 mm and a thickness of 8 mm, making it suitable for various applications that require a robust and transparent optical window.
For more information about this product, including its availability and pricing, please refer to the vendor's website at http://www.alkor.net/germanium_windows_catalog.html.