Inrad Optics, trading on the OTC markets under the symbol INRD, is a U.S.-based manufacturer specializing in precision optical components and systems for scientific, industrial, medical and defense applications. Founded in 1966 and headquartered in Northvale, New Jersey, the company develops and produces high-performance optical crystals, windows, substrates and coatings designed to withstand demanding environments and extremely high optical power densities. Through its in-house engineering and production facilities, Inrad Optics maintains tight control over quality, from initial material sourcing to final inspection, ensuring consistent performance for critical applications.
The company’s product portfolio includes acousto-optic modulators and deflectors, electro-optic crystals, infrared and visible-wavelength optical windows, substrates and filters. These components are fabricated from materials such as quartz, sapphire, lithium niobate, tellurium dioxide and various proprietary crystal compositions. By leveraging expertise in crystal growth, precision polishing and thin-film deposition, Inrad Optics is able to tailor optical properties such as transmission bandwidth, damage threshold and thermal stability to meet customer specifications across a wide range of wavelengths and power levels.
Inrad Optics serves a global customer base that encompasses aerospace and defense contractors, laser system integrators, medical device manufacturers and academic research institutions. Its optical solutions are incorporated into laser instrumentation for spectroscopy, beam steering and modulation, as well as imaging systems used in microscopy, semiconductor fabrication and remote sensing. The company’s emphasis on application-driven design and rapid prototyping allows it to address unique requirements and tight timelines for customers developing next-generation laser-based technologies.
Led by a management team with decades of experience in optics and photonics, Inrad Optics has expanded its operational footprint to include distribution channels and technical support across North America, Europe and Asia. The company’s long-standing engagement with industry consortia and academic partnerships bolsters its research capabilities, enabling continuous innovation in crystal design and optical coatings. Through its commitment to quality, precision manufacturing and customer service, Inrad Optics aims to sustain its role as a reliable supplier of advanced optical components to the global photonics marketplace.
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