This is the GE-W-50.8-3, a 50.8 mm diameter Germanium Flat Window with a thickness of 3mm, uncoated and sourced from Alkor Technologies. The window is a circular flat shape, designed as a thin lens, and is made of Germanium burnett material.
The GE-W-50.8-3 is specifically designed for use at a wavelength of 10600 nanometers, making it suitable for various applications in this range. The window is uncoated, which means it does not have any additional layers to enhance or alter its properties. This can be beneficial in certain applications where the natural properties of germanium are desired.
Alkor Technologies, the vendor, provides a valid link to their website where this item is listed as in stock, ensuring availability for immediate use or purchase. The link also serves as a resource for further information about the product and its specifications.