Meller Sapphire Balls and Ruby Balls Offer High Wear and Heat Resistance

PROVIDENCE, RI--(Marketwired - May 7, 2013) - Meller Optics, Inc. has introduced a full line of sapphire and ruby balls that come in 42 precise small sizes and can withstand high wear and chemical resistance, and thermal and environmental shock.

Meller Sapphire and Ruby Balls feature Moh 9 hardness, are impervious to most chemicals, solvents, and detergents, and have a 2,000°C melting point. Suitable for a wide range of applications because of their durability and stability, they have surface finishes of 20-10 scratch-dig or better, and can be drilled and precision ground into plano-convex lenses, if required.

Available in 42 inch and metric sizes from 0.1mm to 0.5" dia., Meller Sapphire and Ruby Balls have a 0.2 coefficient of friction and a good refraction index of 1.76 microns at 20°C. Applications include ball check valves, scanners, ball and roller bearings, gauge, probe, and stylus tips, chemical and medical valves, and fiber optic and endoscope lens systems.

Meller Sapphire Balls and Ruby Balls are priced according to material, size, and quantity; delivered from stock. Samples 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.