Sapphire Windows From Meller Optics Are Clear as Glass in Large Sizes

PROVIDENCE, RI--(Marketwire - Dec 27, 2011) - Meller Optics, Inc. has introduced custom fabricated sapphire windows and lenses in sizes up to 10" dia. that transmit from the UV to the IR and are impervious to most chemicals, water, and fast moving dirt and sand. They are clear as glass and nearly tough as diamond, making them ideal for use as protective optics in cameras, weapons, and refractometers, and as machine viewports.

Meller Sapphire Optics can be produced in sizes up to 10" dia., depending upon the diameter to thickness aspect ratio, and are impervious to most chemicals, water, and fast moving particles. Featuring transmission from the UV to IR (270 nm to 4.7 microns), these sapphire windows and lenses are clear as glass and second only to diamond in hardness (Moh 9), and can withstand up to 1,000°C.

Suitable for use as protective front surface optics and as viewports, Meller Sapphire Optics provide flatness to 1/10^th wave in the visible and < 2 arc sec. in./in. parallelism with finishes from 60-40 to 40-20 scratch-dig, depending upon size and construction. Applications for sapphire windows and sapphire lenses include viewing optics in cameras, weapons, and refractometers, and as machine inspection windows.

Meller Sapphire Optics are priced according to configuration and quantity. Literature and price quotations are available 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.