This 37-298 off-axis parabolic mirror, sourced from Edmund Optics, boasts a 6.35mm diameter and an effective focal length (EFL) of 76.2mm. Its off-axis angle is 90°, making it a versatile component for various optical applications. The mirror is made from n-BK7 Schott, a high-quality optical glass, and features a protected gold coating (edm prgold 700-10000) on the front surface, enhancing its reflectivity in the 700-10000nm wavelength range. The mirror's base shape is circular, and it has an aperture (a) of 12.7mm. The radius of curvature is 76.2mm, and the peak-to-valley (P-V) surface accuracy is 38.1. This mirror is currently in stock, as indicated by its valid weblink status.