Edmund Optics Inc. 12.5mm Dia. Mirror, Zerodur, 1A Roughness NT86-271

1å and 2å Surface Roughness Options Ultra-Low Surface Scatter 1/10λ Surface Accuracy Available in Fused Silica and Zerodur®, Super Polished Mirror Substrates feature excellent surface roughness and ultra-low dispersion. The super polishing is applied to the first surface of the substrate, and a commercial polishing is applied to the second. The superior surface quality and surface accuracy make Super Polished Mirror Substrates ideal for use with ultra-fast lasers and for other laser applications.