The 11-865 is a circular, flat window with a diameter of 25.4 mm and a thickness of 3 mm. This protective window is made of Germanium burnett, a material known for its excellent transmission properties in the infrared region of the spectrum. The window is coated with a BBAR (Broadband Anti-Reflection) coating, specifically the "edm arcedgermanium35" coating, on both the front and back surfaces, enhancing its transmission capabilities across a wide range of wavelengths, from 3 to 5 µm.
This window is sourced from Edmund Optics, a reputable vendor in the optical industry. According to the vendor's information, the window is currently in stock, ensuring quick delivery for your optical system needs. The window's thin lens shape and the detailed specifications provided make it a suitable component for various applications, especially in the infrared spectrum.
For more information, including pricing and availability, please refer to the vendor's website using the provided weblink.