This is a high-quality Dielectric Mirror from the renowned vendor MKS/Newport. The mirror, identified as 07D20DM.4, is designed for use with a wavelength of 632.8nm, making it suitable for a variety of applications, particularly those involving laser lines.
The mirror boasts a circular geometry with a diameter of 19.05mm and a thickness of 4.57mm. This specific model is made from Borofloat 33, a borosilicate glass known for its excellent thermal stability and chemical resistance. The mirror's coating is a new DM.4 AOI 0 on the front, which is specifically designed to enhance its performance and durability.
The 07D20DM.4 mirror is available directly from the vendor and is currently in stock. For more detailed information, including technical specifications and purchasing options, please refer to the vendor's website at https://www.newport.com/p/07D20DM.4.