Custom fabricated sapphire windows for use in laser weapon systems and autonomous technologies requiring robust and ultra-clear protective optics have been introduced by Meller Optics, Inc. of Providence, Rhode Island. Meller Sapphire Windows feature Mohs 9 hardness, flatness to < 1/20th wave, ≤ 3 Å surface roughness, 10-5 scratch-dig finishes, and < 2 arc-sec. parallelism. Manufactured to specifications in […]