PROVIDENCE, RI--(Marketwired - Aug 19, 2014) - Meller Optics, Inc. has introduced sapphire optics that can withstand high pressures for outboard applications on undersea vehicles and have a smooth flat surface to help prevent algae growth.

Meller Sapphire Optics feature Moh 9 hardness, which is second only to diamond and can withstand deep water pressure to 10,000 psi, depending upon configuration. Ideally suited for outboard applications on undersea vehicles, sapphire optics are clear, withstand fast moving sand and salt water, and have a smooth flat surface to help prevent algae growth.

Available as windows, domes, and truncated hyperhemispheres, Meller Sapphire Optics can be fabricated to customer requirements in sizes from 0.25" to 10" dia. with varying wall thicknesses, elliptical edge shaping, and steps, holes and slots, for mounting. Surface finishes can be held to 10-5 scratch-dig, roughness to ≤ 0.3 nm RA, and flatness to 0.5 fringes HeNe.

Meller Sapphire Optics are priced according to configuration, size, and quantity. Price quotations and complete material specifications are avail-able upon request.

About Meller Optics, Inc.

Founded in 1921, Meller Optics has been providing high quality optics to defense, medical, laser, and industrial markets for 90 years now. Specializing in the grinding and polishing of hard, durable materials such as sapphire and ruby, the company has also developed high-speed, low-cost finishing processes for a variety of optical materials such as laser glasses, fused silica, zinc selenide, germanium, silicon, fluorides, and ceramic materials. Configurations include windows, substrates, lenses, domes, and prisms.

Meller Optics is ISO 9001:2008 certified and in addition to providing standard, off-the-shelf products, they custom fabricate components that meet exacting specifications from delicate, difficult to work with optical materials. They also supply quality Microlux Alumina polishing abrasives and Gugolz optical polishing pitch.