Corning Incorporated engages in the display technologies, optical communications, environmental technologies, specialty materials, and life sciences businesses in the United States and internationally. The company's Display Technologies segment offers glass substrates for flat panel displays, including liquid crystal displays and organic light-emitting diodes that are used in televisions, notebook computers, desktop monitors, tablets, and handheld devices. Its Optical Communications segment provides optical fibers and cables; and hardware and equipment products, such as cable assemblies, fiber optic hardware and connectors, optical components and couplers, closures, network interface devices, and other accessories for the telecommunications industry, businesses, governments, and individuals. The company's Specialty Materials segment manufactures products that offer material formulations for glass, glass ceramics, crystals, precision metrology instruments, and software, as well as glass wafers and substrates, tinted sunglasses, and radiation shielding products for various markets comprising mobile consumer electronics, semiconductor equipment optics and consumables, aerospace and defense optics, radiation shielding products, sunglasses, and telecommunications components. Its Environmental Technologies segment provides ceramic substrates and filter products for emissions control in mobile, gasoline, and diesel applications. The company's Life Sciences segment offers laboratory products, including consumables, such as plastic vessels, liquid handling plastics, specialty surfaces, cell culture media, and serum, as well as general labware, and glassware and equipment under the Corning, Pyrex, Falcon, and Axygen brands. The company was formerly known as Corning Glass Works and changed its name to Corning Incorporated in April 1989. Corning Incorporated was founded in 1851 and is headquartered in Corning, New York.

Vicor Corporation, together with its subsidiaries, designs, develops, manufactures, and markets modular power components and power systems for converting electrical power in the United States, Europe, the Asia Pacific, and internationally. The company offers a range of brick-format DC-DC converters; complementary components provide AC line rectification, input filtering, power factor correction, and transient protection; and input and output voltage, and output power products, as well as electrical and mechanical accessories. It also design, sells, and service custom power systems solutions. The company serves independent manufacturers of electronic devices, original equipment manufacturers, and their contract manufacturers in the aerospace and aviation, defense electronics, satellites, factory automation, instrumentation, test equipment, transportation, telecommunications and networking infrastructure and vehicles, and transportation markets. Vicor Corporation was incorporated in 1981 and is headquartered in Andover, Massachusetts.

Vuzix Corporation designs, manufactures, and markets smart glasses and augmented reality (AR) technologies and products for the enterprise, medical, defense, and consumer markets. The company's products include head-mounted smart personal display and wearable computing devices that offer users a portable high-quality viewing experience, provide solutions for mobility, wearable displays, and augmented reality, as well as original equipment manufacturer waveguide optical components and display engines. It holds approximately 375 patents and patents pending and various IP licenses in the fields of optics, head-mounted displays, and augmented reality Video Eyewear field. It also provides SAP Certified ERP SaaS logistics solution. It sells its products through resellers, distributors, direct to commercial customers, and online stores, as well as various Vuzix operated web stores in North America, Europe, the Asia-Pacific, and internationally. The company was formerly known as Icuiti Corporation and changed its name to Vuzix Corporation in September 2007. Vuzix Corporation was incorporated in 1997 and is headquartered in West Henrietta, New York.

Syntec Optics Holdings, Inc. manufactures and supplies integrated optics and photonics components for biomedical, defense and security, consumer, industrial, and communication. It offers camera modules; tool design, design for manufacturing, optical and opto-mechanical design, and moldflow analysis; SPDT optics, such as freedom optics, microlens arrays, spheres and aspheres, diffractives, SPDT materials, and optical tooling; replicative molding, that includes polymer and glass molding, and molded production materials; thin film coating and coating curve materials; and precision machining and precision machining materials. The company also provides clean room assembly, such as opto mechanical, opto electronic, and integrated photonics; and infrared optics, microlens arrays, software development, and optical metrology, and catalog optics services. In addition, it offers driverless cars, integrated photonics, robotics, sensors, VR and AR, machine vision, facial imagining, heads up display, finger print scanners, and laser scanners technology for consumers; night vision goggles, missile laser guides, biometrics, infrared and thermal imaging, ordnance optics, head mounted displays, 2D and 3D scanners, humvee lighting , laser targeting, protective domes and windows, and lidar technologies for defense and miliary; and medical diagnostic, microfluidics, surgical components and systems, and medical sensing technology for medical sectors. The company was founded in 1981 and is based in Rochester, New York.

TechPrecision Corporation, together with its subsidiaries, manufactures and sells precision, fabricated, and machined metal structural components and systems in the United States. It operates through two segments, Ranor and Stadco. The company offers custom components for ships, submarines, military helicopters, aerospace equipment, components for nuclear power plants, and components for medical systems. It also provides support services to its manufacturing capabilities comprising manufacturing engineering comprising planning, fixture and tooling development, and manufacturing; quality control, such as inspection and testing; materials procurement; production control, including scheduling, project management, and expediting; and final assembly. The company serves the defense, aerospace, nuclear, medical, and precision industrial markets. TechPrecision Corporation is headquartered in Westminster, Massachusetts.

Precision Optics Corporation, Inc. designs, develops, manufactures, and sells specialized optical and illumination systems and related components primarily in the United States. The company offers medical instrumentation products, including endoscopes and endocouplers, as well as other custom imaging and illumination products, such as Microprecision lenses and micro medical cameras, and 3D endoscopes for use in minimally invasive surgical procedures by hospitals and physicians. It also provides components and assemblies for industrial and military use. It markets its products to medical device companies. Precision Optics Corporation, Inc. was incorporated in 1982 and is based in Gardner, Massachusetts.

Emcore Corporation, together with its subsidiaries, designs and manufactures fiber optic gyro, ring laser gyro, and micro electromechanical system-based inertial sensors and systems in the United States and internationally. It offers navigation system and inertial sensing products, such as gyroscopes and multi-axis sensors, inertial measurement units, fiber optic gyroscopes, quartz micro electromechanical systems, inertial navigation systems, tactical navigation, and naval and amphibious navigation, as well as radar positioning and pointing systems, and battlefield/artillery survey systems. The company sells its products through direct sales force, application engineers, third-party sales representatives, and distributors. Emcore Corporation was founded in 1984 and is headquartered in Alhambra, California.

Kaman Corporation, together with its subsidiaries, operates in the aerospace, defense, medical, and industrial markets. The company operates through three segments: Engineered Products, Precision Products, and Structures. The Engineered Products segment produces and markets aircraft bearings and components; super precision; miniature ball bearings; and spring energized seals, springs, and contacts, as well as wheels, brakes, and related hydraulic components for helicopters and fixed-wing, and UAV aircraft. The Precision Products segment provides safe and arming solutions for missile and bomb systems for the U.S. and allied militaries; undertakes subcontract helicopter works; restores, modifies, and supports its SH-2G Super Seasprite maritime helicopters; and supports heavy lift K-MAX manned helicopter, and the KARGO UAV unmanned aerial system. The Structures segment offers metallic and composite aero structures for commercial, military, and general aviation fixed and rotary wing aircrafts; and medical imaging solutions. The company operates in North America, Europe, the Middle East, Asia, Oceania, and internationally. Kaman Corporation was incorporated in 1945 and is headquartered in Bloomfield, Connecticut.