This is a 091-3225FR+500 12.7 mm Dia. UVFS Enhanced Silver Plano-Convex Spherical Mirror, sourced from EKSMA Optics. The mirror has a diameter of 12.7 mm and a thickness of 6 mm at the center. It is designed for use with a wavelength of 800 nm and features a front coating of eks enhsil600110045.
The mirror is curved, specifically convex, and spherical in shape. It has a base shape of a circle and an effective focal length (EFL) of 250 mm. The mirror's front surface is enhanced with silver, providing high reflectivity across the specified wavelength range.
This mirror is part of the UVFS material family, specifically UVFS MAL-1965. According to the vendor's information, it is currently in stock, making it readily available for your optical system needs. For more detailed information, you can refer to the vendor's website through the provided weblink.