This is a UVFS Protected Gold Spherical Plano-Concave Mirror, sourced from EKSMA Optics. It is a curved mirror with a concave base shape and a circular cross-section. The mirror has a diameter of 25.4 mm and a thickness of 6 mm at the edge. The effective focal length (EFL) of this mirror is -150 mm, and the radius of curvature (R1) is -300 mm.
The mirror is made of UVFS material, identified as UVFS Mal- 1965 in the item data. The coating on the front surface is EKS 0030protgold900, which is a protected gold coating designed for use at a wavelength of 900 nm. This mirror is currently in stock and available for purchase, as indicated by the "weblink status" in the item data.
For more information about this product, including pricing and availability, please refer to the vendor's website using the provided weblink.