The 11-889 is a 25 mm diameter, 2 mm thick flat window made from UVFS material, specifically UVFS Mal-1965. This window is designed for use in the visible to near-infrared spectrum, covering wavelengths from 400 to 1000 nanometers.
The window features a thin lens shape and is coated on both the front and back surfaces with Edmund Optics' VIS-NIR coating (edm visnir0sp2002000). This coating is designed to enhance the window's performance in the visible and near-infrared regions, providing superior protection and durability.
The vendor for this product is Edmund Optics, a leading manufacturer and supplier of optical components. According to the vendor's website, the item is currently in stock, ensuring quick and efficient delivery.
For more detailed information, including technical specifications and performance data, please refer to the vendor's website using the provided weblink: https://www.edmundoptics.com/p/25mm-dia-2mm-thick-vis-nir-coated-lambda10-fused-silica-window/40853/