This is a 092-3125FR-150 25.4 mm Dia. UVFS Enhanced Silver Plano-Concave Spherical Mirror, with a thickness of 6mm and a diameter of 25.4 mm. The mirror is designed for use within the wavelength range of 600-1100nm.
The mirror is manufactured by EKSMA Optics, a leading vendor in the optical components industry. It is a Curved Mirror (Concave) of the Sub Type, with a Base Shape of Circular. The geometry of the mirror includes a thickness edge of 6mm, an effective focal length (EFL) of -75, and a radius of curvature (R1) of -150.
The mirror is made from UVFS material, identified as UVFS Mal- 1965 in the item data. The coating on the front surface of the mirror is EKS Enhsil600110045, an enhanced silver coating designed for optimal performance within the specified wavelength range.
This mirror is part of the Metallic Mirrors category on the EKSMA Optics website, where it is listed as being in stock. For more information, please refer to the provided weblink.