Reflecting light at 90°, TECHSPEC® Right Angle Mirrors feature N-BK7 substrates and come in 39 size/coating combinations. Aluminum coating is multi-layer dielectric film on top aluminum to enhance reflectance in visible wavelength region. Protected gold coatings, providing 96% reflectivity from 750–1,500 nm, are offered with silicon monoxide overcoat. Delivering reflectivity of >99% from 500–800 nm, protected silver coatings are suited for broadband sources.