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Optoacoustics Ltd

Optoacoustics Ltd is an Israeli technology company developing fiber-optic microphones, sensors, communications systems, and related components for environments where conventional electronic devices are unsuitable.

Last updated August 26, 2026

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Overview

Optoacoustics Ltd is an Israeli private technology company focused on fiber-optic acoustic and sensing equipment. Established in 2006, the company was founded by the inventors of the original fiber-optical microphone and helped move that technology from invention toward commercial production. Its products are intended for applications in which electrical, magnetic, electrostatic, or radio-frequency interference makes conventional microphones and sensors difficult or unsafe to use. The company’s portfolio includes fiber-optic microphones, headphones and headsets, accelerometers, vibration sensors, communications systems, telephony accessories, and other components. These products are primarily directed toward medical, industrial, environmental, and research applications. A central technical characteristic of the product range is immunity to electromagnetic and radio-frequency interference. Because the sensing elements are based on optical rather than conventional electrical signal transmission, the systems can operate in demanding environments without reacting to, or materially influencing, electrical and magnetic fields. Medical imaging has been a particularly important application area. Beginning in 2008, Optoacoustics installed fully optical fiber-based communication systems for interventional magnetic resonance imaging at leading research and clinical hospitals in the United States. These systems were designed to allow doctors, staff, and patients to communicate during complex MRI procedures while reducing exposure to the very high acoustic noise levels associated with MRI equipment. The company’s microphones have also been used in functional MRI environments, where researchers study speech and communication and require audio equipment compatible with the scanner environment. Optoacoustics combines optical engineering with acoustics and sensing. Its technology is intended to address requirements that ordinary microphones, headphones, accelerometers, and communications equipment cannot meet, including operation within strong magnetic fields and in settings with substantial electromagnetic interference. The company states that its technology is protected by more than 20 international patents, although the available reference material does not identify the individual patents, jurisdictions, or current legal status. The company’s public profile is primarily associated with specialist components and systems rather than consumer audio products. Its fiber-optical microphone technology has progressed through multiple generations, with the referenced company description identifying commercial production as having reached a third generation. No reliable source material supplied for this dossier identifies current executives, ownership, annual revenue, a public listing, a corporate parent, or a general-purpose consumer website. On the available evidence, Optoacoustics remains an active private specialist supplier serving technically demanding institutional and industrial markets.

History

Optoacoustics Ltd was established in 2006 by the inventors of the original fiber-optical microphone. The company’s early identity was therefore tied to the commercialization of a sensing concept that used optical techniques to capture acoustic signals and transmit them through fiber rather than relying on conventional electrically conductive microphone architectures. This approach was especially relevant to environments where electrical components could experience interference or where magnetic compatibility was essential. The company developed its business around the intersection of optics and acoustics. Its technology was designed to avoid interaction with electrical, magnetic, electrostatic, and radio-frequency fields, giving the resulting products electromagnetic and radio-frequency interference immunity. Such properties are valuable in locations where ordinary microphones, headphones, sensors, or communication devices could compromise measurements, suffer degraded performance, or create safety and compatibility problems. A major development came in 2008, when Optoacoustics began installing fully optical fiber-based communication systems for interventional magnetic resonance imaging at leading research and clinical hospitals in the United States. Interventional MRI procedures take place in an environment dominated by powerful magnetic fields and substantial acoustic noise. Optoacoustics’ systems were intended to support natural communication among medical personnel and patients while reducing the impact of noise levels that can exceed 120 decibels in MRI settings. The systems also addressed the compatibility requirements imposed by MRI equipment, where conventional electronic communications hardware may be inappropriate. The company’s optical microphones also found application in functional MRI research. In that setting, researchers investigate brain activity associated with speech and communication. Audio equipment must be compatible with the scanner and sufficiently reliable for controlled research protocols. Fiber-optic microphones and related accessories provide a way to collect or deliver speech signals without introducing conventional electrical equipment into the imaging environment. Over time, Optoacoustics expanded its offering beyond microphones. The referenced product portfolio includes headphones and headsets, accelerometers, vibration sensors, telephony accessories, communications systems, and other components. This expansion reflects a broader strategy of applying optical signal transmission and sensing to industrial, environmental, medical, and research use cases. The company’s microphone technology is described as having reached a third generation of commercial manufacture, indicating successive product development beyond the original implementation, although specific generation dates and technical changes are not identified in the available sources. Optoacoustics has stated that its technology is protected by more than 20 international patents. The available material does not provide a complete patent list or establish which patents remain active. It also does not identify named founders, senior executives, investors, acquisition events, financial results, or a corporate parent. Accordingly, the documented history is centered on the company’s founding technology, its early MRI communications installations, and the continued development of specialist optical acoustic and sensing products rather than on publicly reported corporate transactions.

  • 2008

    Initial interventional MRI communication installations

    [1]

    The company began installing fully optical fiber-based communication systems for interventional MRI at research and clinical hospitals in the United States.

  • 2006

    Company established

    [1]

    Optoacoustics Ltd was established by the inventors of the original fiber-optical microphone, with a focus on commercializing fiber-optic acoustic and sensing technology.

Products and positioning

A specialist provider of fiber-optic acoustic and sensing technology for electromagnetic- and radio-frequency-interference-sensitive environments, with emphasis on medical imaging, research, industrial, and environmental applications.

  • Acoustic sensing

    Fiber-optic microphones

    Optoacoustics’ core product category uses optical fiber technology to capture and transmit acoustic signals. The microphones are intended for locations where conventional electrical microphones may be affected by electromagnetic or radio-frequency interference, including MRI suites and research environments. The company’s commercial microphone technology is described as having progressed to a third generation. The available reference does not specify individual model names, technical specifications, or current product availability.

  • Audio accessories

    Headphones and headsets

    The company offers headphones and headsets designed for use with its optical communications and acoustic systems. These products are associated particularly with MRI-compatible communications, where users need to hear and speak in an environment containing strong magnetic fields and high acoustic noise. Specific models, configurations, and markets are not identified in the supplied reference material.

  • Motion and vibration sensing

    Accelerometers

    Optoacoustics includes accelerometers in its fiber-optic sensing portfolio. Optical accelerometers can be used where electrical isolation, electromagnetic compatibility, or resistance to interference is important. The available source identifies the category but does not provide model details, measurement ranges, target installations, or launch dates.

  • Industrial and environmental sensing

    Vibration sensors

    The company’s vibration sensors extend its optical sensing approach to monitoring mechanical motion and vibration. Such devices are potentially suited to industrial, environmental, and research settings where electrical sensors are undesirable or vulnerable to interference. The reference material does not identify particular industries, installations, specifications, or named products.

  • Medical communications systems · 2008

    Optical communications systems for interventional MRI

    These systems use fully optical fiber-based communications to support conversation among doctors, staff, and patients during interventional MRI procedures. They are designed for compatibility with the MRI environment and for communication in settings where scanner noise can exceed 120 decibels. The systems were installed beginning in 2008 at research and clinical hospitals in the United States.

  • Communications components

    Telephony accessories and related components

    Optoacoustics is also described as making telephony accessories and other components associated with optical acoustic and communications technology. The supplied material does not enumerate the accessory range or identify specific customer segments, product names, or current models.

Brand decisions

  • 2008

    Deployment of optical MRI communication systemsProduct launch

    Background

    Interventional MRI requires communications equipment that can function around strong magnetic fields, while procedures also expose participants to substantial scanner noise.

    Action taken

    Optoacoustics began installing fully optical fiber-based communication systems at leading United States research and clinical hospitals.

    Aftermath

    The systems were intended to let doctors, staff, and patients communicate normally during complex MRI procedures while maintaining electromagnetic and radio-frequency compatibility.

Sources1 sources

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