The NC-W-12.7-3 is a circular, flat window with a 12.7 mm diameter and a thickness of 3 mm. This window is sourced from Alkor Technologies, a reputable vendor in the optical industry. The window is made of Sodium Chloride (NaCl), also known as common salt, and is identified by the Material ID "uvfs mal- 1965".
This window is designed for use in the visible light spectrum, specifically at a wavelength of 633 nm. It is shaped as a thin lens, making it suitable for a wide range of optical applications. The window is uncoated, meaning it does not have any additional layers applied to its surface to alter its optical properties.
For more information about this product, including its availability and pricing, please refer to the vendor's website at http://www.alkor.net/NaCl_windows.html.