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8/22/2016  Sapphire Windows Ideally Suited For Gimbaled Systems 
 
Custom fabricated sapphire windows that are ideal for gimbaled systems which might be exposed to fast moving dirt, sand, salt water, and other particulates are available from Meller Optics, Inc. of Providence, RI.

Meller Sapphire Windows feature Moh 9 hardness which is second only to diamond and can withstand pressures to 10,000 psi, depending upon thickness. Manufactured to customer specification, they are available in sizes from 0.25” to 10.00” dia., with varying wall thicknesses, and can include stepped edges and elliptical edge shaping, holes, slots, and wedges for mounting.

Providing flatness held to 1/10th wave in the visible and < 2 arc sec. in/in parallelism, Meller Sapphire Windows for gimbaled systems can be supplied with surface finishes from 60-40 to 40-20 scratch-dig, depending upon configuration. In addition to sapphire, other materials offered include germanium and zinc selenide for applications from the mid to far IR.

Meller Sapphire Windows for gimbaled systems are priced according to configuration and quantity. Price quotations are available upon request.
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