This is a 530-5385 model window, a high-quality optical component designed for use in ultraviolet (UV) applications. The window, sourced from the reputable vendor EKSMA Optics, is a flat, circular window with a diameter of 38.1 mm and a thickness of 5 mm.
The window is made of Calcium Fluoride (CaF2), specifically the Mal-1963 variant, which is known for its excellent optical properties in the UV range. The material is uncoated, which means it does not have any additional layers applied to alter its optical properties. This can be beneficial in certain applications where maintaining the natural properties of the material is crucial.
The window's geometry is that of a thin lens, making it suitable for use in various optical systems. The item data indicates that it is in stock and available for immediate use or integration into your optical system. For more information about this product, you can refer to the vendor's website provided in the item data.