Meller Sapphire Optics Protect Against Fast Moving Particles

Share Article

Sapphire is the ideal material for front surface optics to protect against fast moving particles and chemicals.

Custom manufactured sapphire optics

Featuring Mohs 9 hardness, sapphire is ideal for front surface optics

Meller Optics, Inc. has introduced a wide range of custom manufactured sapphire optics that protect cameras, detectors, and sensors from blowing dirt and sand in hostile environments.

Meller Sapphire Optics can be custom manufactured as windows, lenses, and domes in a variety of sizes and configurations with varying thicknesses, mounting holes, slots, wedges, edge treatments, elliptical edge shaping, and anti-reflective coatings. Featuring Mohs 9 hardness, which is second only to diamond in terms of hardness, sapphire is an ideal material for front surface optics to protect against fast moving particles and chemicals.

Ideally suited for missiles, aircraft, and drones, Meller Sapphire Optics are impervious to water, most acids, alkalis, blowing dirt and sand, chemicals to 1,000°C (HF @300°C), and pressures to 10,000 psi. Available in sizes from 1/4” to 10” dia. and 1/2 mm to 1” thick, surface finishes range from 60-40 to 40-20 scratch-dig, and windows can be fabricated with flatness held to 0.5 fringes of HeNe and parallelism from 20 to 2 arc/secs.

Meller Sapphire Optics are priced according to configuration, size, 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.

For more information contact:

Meller Optics, Inc.
Steve Lydon, Marketing
120 Corliss St. / P.O. Box 6001
Providence, RI 02940
(800)     821-0180 FAX (401) 331-0519
e-mail: steve (at)

Share article on social media or email:

View article via:

Pdf Print

Contact Author

Steve Lydon

Steven Stroum
Visit website


Meller Optics, Inc.