32-821 50.8 mm Dia. Borofloat λ/4 Precision Concave Spherical Mirror; EFL=508mm Protected Aluminum 400-2000nm

This 32-821 optical mirror, sourced from Edmund Optics, boasts a 50.8 mm diameter and a 20.32 mm focal length (EFL), making it a high-quality, concave spherical mirror. Its base shape is circular, and it features a protected aluminum coating that offers excellent reflectivity within the 400-2000 nm wavelength range.

The mirror is made of borofloat33, a popular borosilicate glass known for its excellent optical transmission and dimensional stability. With a thickness of 12.7 mm at the edge, this mirror is designed to provide precision and durability for various optical applications.

The mirror's geometry, including its diameter and focal length, makes it suitable for use in systems requiring a concave mirror with a long focal length. Its λ/4 surface quality ensures high-precision imaging and minimal aberrations, making it an ideal choice for applications demanding high optical performance.

The protected aluminum coating on the front surface provides excellent durability and resistance to oxidation and tarnishing, ensuring long-term performance and reliability. This mirror is currently in stock and available for immediate shipping, as indicated by its valid weblink status.