This is a 32-277-000 317.5 mm Dia. Borofloat Precision Parabolic Mirror, designed with an effective focal length (EFL) of 2540mm and a diameter of 317.5 mm. The mirror is sourced from the reputable vendor, Edmund Optics, and is currently in stock, as indicated by its weblink status.
The mirror is made of borofloat33, a high-quality material known for its excellent optical properties. It features a parabolic shape, which is ideal for focusing or collimating light beams. The radius of curvature is 5080 mm, and the thickness at the edge is 54.1 mm.
Notably, this mirror is uncoated, which means it does not have any additional layers to enhance its reflective properties. This may be suitable for applications where the natural properties of the material are desired, or where specific coatings are not required.
For more detailed information, please refer to the provided weblink or contact the vendor directly.