Ohara Corporation - Rancho Santa Margarita, CAPrecision optical glass: strip, blanks, pressings, polished balls, near-UV transmitting i-Line glass, ceramic substrates, CaF2, UV/IR materials, quartz, fused silica (standard/excimer grade), Nanoceram. Ohara CCZ ultralow expansion (excellent CTE uniformity, blank form, to 1.8 m diam). Double-side polished substrates (low surface roughness, excellent flatness).
North American Coating Laboratories - Mentor, OHManufactures custom vacuum-deposited thin-film coatings for glass, plastic, and infrared optics, specializing in AR, reflective, ITO, conductive, metallic, filter, and scratch-resistant films. Now offering diamond-like carbon for all substrates, including severe abrasion DLC for chalcogenide material.