Meller Optics, Inc.

New Sapphire and Ruby Balls Feature a Mohr 9 Hardness
Mechanical Components and Assemblies

New Sapphire and Ruby Balls Feature a Mohr 9 Hardness

The Sapphire and Ruby Balls from Meller Optics are available in 42 in. and metric sizes from 0.1 mm to 0.5 in. diameter. The units have surface finishes of 0.008 to 0.010 micron Ra and 0.2 coefficient-of-friction. The balls feature a refractive index of 1.76 microns at 20°C, and 2,000°C melting point. They are suitable for applications such as ball check valves, chromatography pistons and...

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Meller's Sapphire Optics are designed to withstand pressures up to 10,000 psi.
Optics & Photonics

Meller's Sapphire Optics are designed to withstand pressures up to 10,000 psi.

Meller’s Sapphire Optics are available in 3/8 to 4 in. diameter sizes and tolerance of ±0.001 in. This optics consists of chemically inert custom fabricated lenses, detector windows, and domes. Units come with surface finishes from 60-40 to 40-20 scratch-dig, parallelism from 20 to 2 arc/secs and Mohs 9 hardness. These optics are suitable for protecting sensors and detectors in aerospace...

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Hyper-Hemispheric 360° Window features 40-20 scratch-dig surface finishing.
Optics & Photonics

Hyper-Hemispheric 360° Window features 40-20 scratch-dig surface finishing.

Meller’s Hyper-Hemispheric 360° Window is constructed from sapphire for providing transmission of UV to IR and SWIR. Unit offers 65 degree field-of-view and can be fabricated in sizes ranging from 6 to 12 in. O.D. with varying wall thicknesses. Hyper-Hemispheric window provides surface roughness of 10 Angstrom with surface figure of 1.0 fringe over any 2.0 in. diameter on both faces. Unit’s...

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Sapphire Optical Domes feature Mohs 9 hardness.
Material Handling & Storage

Sapphire Optical Domes feature Mohs 9 hardness.

Sapphire Optical Domes are capable of sustaining pressure up to 10,000 psi and are offered in sizes up to 10 in. O.D. Units offer up to 85% transmission uncoated in the UV to IR and surface accuracy less than 1 fringe at 633 nm. Products provide 160 degrees of viewing angle for camera and are suitable for deep water UAVs and subsea applications. Domes come with 20-10 scratch-dig finishes and can...

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Sapphire Missile Domes Provide Clear Front Surface Protection
Material Handling & Storage

Sapphire Missile Domes Provide Clear Front Surface Protection

Custom fabricated sapphire optical domes that are ideal for protecting cameras, guidance systems, sensors, and other devices in weapons systems are available from Meller Optics, Inc. of Providence, Rhode Island. Meller Sapphire Optical Domes feature Mohs 9 hardness, which is second only to diamond, and create a clear protective cover for optical and electronic devices at the front surface of...

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Sapphire and Ruby Balls feature coefficient-of-friction of 0.2.
Mechanical Components and Assemblies

Sapphire and Ruby Balls feature coefficient-of-friction of 0.2.

Sapphire and Ruby Balls are available in 42 in. and metric sizes from 0.1 mm to 0.5 in. diameter. Having a melting point of 2,000°C and refraction index of 1.76 µ at 20°C, units feature Mohs 9 hardness. These units are impervious to most chemicals, solvents, and detergents. Balls feature surface finishing from 0.008 to 0.010 µ Ra and are used as ball check valves, stylus tips, fiberoptic and...

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Sapphire Optics Protect Against Fast Moving Particles
Optics & Photonics

Sapphire Optics Protect Against Fast Moving Particles

A wide range of custom manufactured sapphire optics that protect cameras, detectors, and sensors from blowing dirt and sand in hostile environments are available from Meller Optics, Inc. of Providence, Rhode Island. 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...

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Calcium Fluoride Optics Manufactured to Specification
Optics & Photonics

Calcium Fluoride Optics Manufactured to Specification

Calcium fluoride (CaF2) optics that operate from the UV to IR for use in spectroscopy, laser, and front surface protection applications is available from Meller Optics, Inc. of Providence, Rhode Island. Meller CaF2 Optics are manufactured to OEM specification as plano-convex, plano-concave, and meniscus lenses; as plane, wedged, and tapered windows; and as prisms in a wide variety of...

Read More »
New Sapphire and Ruby Balls Feature a Mohr 9 Hardness
Mechanical Components and Assemblies

New Sapphire and Ruby Balls Feature a Mohr 9 Hardness

The Sapphire and Ruby Balls from Meller Optics are available in 42 in. and metric sizes from 0.1 mm to 0.5 in. diameter. The units have surface finishes of 0.008 to 0.010 micron Ra and 0.2 coefficient-of-friction. The balls feature a refractive index of 1.76 microns at 20°C, and 2,000°C melting point. They are suitable for applications such as ball check valves, chromatography pistons and...

Read More »
Meller's Sapphire Optics are designed to withstand pressures up to 10,000 psi.
Optics & Photonics

Meller's Sapphire Optics are designed to withstand pressures up to 10,000 psi.

Meller’s Sapphire Optics are available in 3/8 to 4 in. diameter sizes and tolerance of ±0.001 in. This optics consists of chemically inert custom fabricated lenses, detector windows, and domes. Units come with surface finishes from 60-40 to 40-20 scratch-dig, parallelism from 20 to 2 arc/secs and Mohs 9 hardness. These optics are suitable for protecting sensors and detectors in aerospace...

Read More »
Hyper-Hemispheric 360° Window features 40-20 scratch-dig surface finishing.
Optics & Photonics

Hyper-Hemispheric 360° Window features 40-20 scratch-dig surface finishing.

Meller’s Hyper-Hemispheric 360° Window is constructed from sapphire for providing transmission of UV to IR and SWIR. Unit offers 65 degree field-of-view and can be fabricated in sizes ranging from 6 to 12 in. O.D. with varying wall thicknesses. Hyper-Hemispheric window provides surface roughness of 10 Angstrom with surface figure of 1.0 fringe over any 2.0 in. diameter on both faces. Unit’s...

Read More »
Sapphire Optical Domes feature Mohs 9 hardness.
Material Handling & Storage

Sapphire Optical Domes feature Mohs 9 hardness.

Sapphire Optical Domes are capable of sustaining pressure up to 10,000 psi and are offered in sizes up to 10 in. O.D. Units offer up to 85% transmission uncoated in the UV to IR and surface accuracy less than 1 fringe at 633 nm. Products provide 160 degrees of viewing angle for camera and are suitable for deep water UAVs and subsea applications. Domes come with 20-10 scratch-dig finishes and can...

Read More »
Sapphire Missile Domes Provide Clear Front Surface Protection
Material Handling & Storage

Sapphire Missile Domes Provide Clear Front Surface Protection

Custom fabricated sapphire optical domes that are ideal for protecting cameras, guidance systems, sensors, and other devices in weapons systems are available from Meller Optics, Inc. of Providence, Rhode Island. Meller Sapphire Optical Domes feature Mohs 9 hardness, which is second only to diamond, and create a clear protective cover for optical and electronic devices at the front surface of...

Read More »
Sapphire and Ruby Balls feature coefficient-of-friction of 0.2.
Mechanical Components and Assemblies

Sapphire and Ruby Balls feature coefficient-of-friction of 0.2.

Sapphire and Ruby Balls are available in 42 in. and metric sizes from 0.1 mm to 0.5 in. diameter. Having a melting point of 2,000°C and refraction index of 1.76 µ at 20°C, units feature Mohs 9 hardness. These units are impervious to most chemicals, solvents, and detergents. Balls feature surface finishing from 0.008 to 0.010 µ Ra and are used as ball check valves, stylus tips, fiberoptic and...

Read More »
Sapphire Optics Protect Against Fast Moving Particles
Optics & Photonics

Sapphire Optics Protect Against Fast Moving Particles

A wide range of custom manufactured sapphire optics that protect cameras, detectors, and sensors from blowing dirt and sand in hostile environments are available from Meller Optics, Inc. of Providence, Rhode Island. 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...

Read More »
Calcium Fluoride Optics Manufactured to Specification
Optics & Photonics

Calcium Fluoride Optics Manufactured to Specification

Calcium fluoride (CaF2) optics that operate from the UV to IR for use in spectroscopy, laser, and front surface protection applications is available from Meller Optics, Inc. of Providence, Rhode Island. Meller CaF2 Optics are manufactured to OEM specification as plano-convex, plano-concave, and meniscus lenses; as plane, wedged, and tapered windows; and as prisms in a wide variety of...

Read More »

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