Optical Window, Parallel, Nano-Textured UV Fused Silica, 12.7 mm, λ/10, 250-550 nm

The 05Q20RAR.S Laser Window is made of high purity UV Grade Fused Silica Corning 7980 grade 0A material. It is 12.7 mm diameter x 3.2 mm thick. The front and back surfaces have sub-wavelength nano-textures etched into the surface creating  a high performance anti-reflection effect. The RAR.S pattern is optimized for 250-550 nm. The window exhibits λ/10 flatness and 10-5 scratch dig with high damage thresholds.