This 20J00ER.3 mirror, sourced from MKS/Newport, is a 50.8 mm diameter utility float glass broadband metallic mirror with a thickness of 3.17mm. It is designed with a dielectric enhanced aluminum coating, optimized for use within the wavelength range of 400-10000nm.
The mirror's geometry is that of a thin lens, and it is made of soda lime ru clear material. The front surface of the mirror is coated with the New ER.3 coating, which enhances its reflective properties.
This mirror is currently in stock and available for purchase through the provided weblink: https://www.newport.com/p/20J00ER.3. With its broadband metallic coating and high-quality construction, this mirror is an excellent choice for a wide range of optical applications.