The 65-871 is a 10 mm diameter, 1.25 mm thick flat window made from UVFS material, specifically UVFS Mal-1965. This window is designed to provide protection while also featuring a UV-AR coating with a standard curve, applied to both the front and back surfaces. The UV-AR coating is effective for wavelengths between 250-425nm.
The window's geometry is circular with a diameter of 10 mm and a thickness of 1.25 mm, making it suitable for applications that require a compact, yet robust optical component. The window is categorized as a thin lens due to its minimal thickness relative to its diameter.
This product is available from Edmund Optics and is currently in stock, according to the provided item data. The item's webpage link is also provided for further information and purchasing.