Being in the business for over 50 years, Meller Optics Inc. is a provider of high precision optics to defense, medical, laser and industrial markets. Located in Providence, R.I., it specializes in grinding and polishing of hard, durable materials such as sapphire and ruby. The firm offers an array of sapphire products, including optical and laser quality sapphire windows, sapphire precision balls, sapphire wafer carriers, sapphire domes, sapphire substrates and many more. Meller Optics Inc. develops various finishing processes for a variety of laser glasses, fused silica, zinc selenide, germanium, silicon, fluorides and ceramic materials. Some of its capabilities include windows, substrates, lenses, domes and prisms. Additionally, the company supplies Microlux Alumina polishing abrasives and Gugolz optical polishing pitch. Meller Optics Inc. is an ISO 9001:2000 certified company.