
This is a flat window type optical element, specifically a circular window, sourced from Alkor Technologies. The window is made of Calcium Fluoride (CaF2) with a Mal-1963 material ID. The window has a diameter of 12.7 mm and a thickness of 0.5 mm, making it a thin lens.
The window is designed to operate at a wavelength of 633 nm. It is uncoated, meaning it does not have any additional layers applied to its surface to alter its optical properties. This can be beneficial in certain applications where maintaining the natural properties of the material is crucial.
For more information about this product, you can refer to the vendor's website at http://www.alkor.net/CaF2_windows.html. According to the website, this item is currently in stock, indicating its availability for immediate purchase and use.