43-539 25.4 mm Dia. Borofloat λ/4 Precision Concave Spherical Mirror; EFL=76.2mm Enhanced Aluminum 250-700nm

This is a 43-539 25.4 mm Dia. Borofloat λ/4 Precision Concave Spherical Mirror, sourced from the renowned optical components vendor, Edmund Optics. The mirror is designed with a base shape of a circle, featuring a diameter of 25.4 mm and a thickness edge of 6.35 mm.

The mirror's geometry is spherical, with a radius of curvature (R1) of -152.4 mm, indicating a concave shape. The effective focal length (EFL) of this mirror is 76.2 mm.

The mirror is made of Borofloat33, a low-thermal-expansion borosilicate glass, making it an excellent choice for applications requiring high temperature stability and excellent transmittance in the ultraviolet, visible, and near-infrared ranges.

The mirror's surface is coated with enhanced aluminum, designed to provide high reflectivity in the spectral range of 250-700 nm. This coating is standard for Edmund Optics' curved mirrors, ensuring reliable and consistent performance.

The mirror's web links are valid and indicate that it is currently in stock, making it readily available for immediate use in your optical systems.