Optical Power Meters Market
By Product Type;
Portable Meters, Benchtop Meters and Virtual MetersBy Detector Type;
Germanium, InGaAs (Indium Gallium Arsenide), Silicon and OthersBy Power Type;
High, Medium and Low RangeBy Application;
Manufacturing, Installation & Maintenance, Research & Development and OthersBy End-User Industry;
Telecommunication Industry, Automotive & Industrial Industry, Energy & Utility Industry, Electrical & Electronics Industry, Military & Aerospace Industry and OthersBy Geography;
North America, Europe, Asia Pacific, Middle East & Africa and Latin America - Report Timeline (2021 - 2031)Optical Power Meters Market Overview
Optical Power Meters Market (USD Million)
Optical Power Meter Market was valued at USD 383.15 million in the year 2024. The size of this market is expected to increase to USD 504.19 million by the year 2031, while growing at a Compounded Annual Growth Rate (CAGR) of 4.0%.
Optical Power Meters Market
*Market size in USD million
CAGR 4.0 %
| Study Period | 2025 - 2031 | 
|---|---|
| Base Year | 2024 | 
| CAGR (%) | 4.0 % | 
| Market Size (2024) | USD 383.15 Million | 
| Market Size (2031) | USD 504.19 Million | 
| Market Concentration | High | 
| Report Pages | 369 | 
Major Players
- Thorlabs, Inc.
 - Kingfisher International Pty Ltd.
 - Viavi Solutions Inc.
 - GAO Tek
 
Market Concentration
Consolidated - Market dominated by 1 - 5 major players
Optical Power Meters Market
Fragmented - Highly competitive market without dominant players
The Optical Power Meters Market continues to expand as industries demand reliable tools for fiber optic testing and measurement. With over 45% of telecom and data center operators relying on optical power meters, these devices have become vital for maintaining high-speed connectivity and minimizing optical losses. Their precision-driven functions ensure seamless communication and operational efficiency.
Rising Need for Network Assurance
The surge in high-bandwidth applications has fueled reliance on optical power meters. Approximately 40% of enterprises use these tools to verify signal strength, ensuring consistent service delivery and reduced downtime. Their importance in enhancing network stability has positioned them as a key component of modern infrastructure.
Innovation Strengthening Market Expansion
Technological enhancements such as automated calibration, smart digital displays, and integrated cloud connectivity have redefined the efficiency of optical power meters. Nearly 50% of new deployments include advanced features, enabling faster testing and improved usability. These advancements continue to drive adoption across industries requiring precision testing.
Broadening Role in Research and Development
The application of optical power meters in photonics, fiber optic testing, and laser monitoring is increasing significantly. About 35% of research institutions employ these devices for laboratory testing, where high precision and reliability are essential. Their expanding role underscores their versatility beyond telecom and enterprise applications.
Promising Growth Prospects
The Optical Power Meter Market is poised for strong growth, supported by digital transformation and the ongoing expansion of optical infrastructure. More than 55% of organizations plan to scale investments in optical testing equipment, highlighting the market’s pivotal role in advancing communication technologies and industrial research.
Optical Power Meters Market Key Takeaways
-  
Expanding fiber optic communication networks are driving strong demand for optical power meters to ensure accurate signal measurement and system reliability.
 -  
Rising deployment of 5G infrastructure is increasing the need for advanced testing equipment, including portable and high-precision optical power meters.
 -  
Adoption in data centers and broadband systems is accelerating as operators seek efficient monitoring tools to manage increasing bandwidth and connectivity demands.
 -  
Technological advancements in handheld and automated meters are improving accuracy, user-friendliness, and integration with smart testing platforms.
 -  
Growing emphasis on network maintenance and troubleshooting is fueling market growth across telecommunications, aerospace, and defense sectors.
 -  
Emergence of multifunctional optical test solutions combining power measurement, wavelength testing, and loss analysis is simplifying field operations.
 -  
Asia-Pacific is becoming a major growth hub owing to large-scale fiber deployment projects, rapid urbanization, and increasing digital infrastructure investments.
 
Optical Power Meter Market Recent Developments
-  
In November 2022, Keysight Technologies introduced the N7714B, a next-generation optical component analyzer equipped with an integrated optical power meter, enhancing performance testing and analysis for high-speed optical networks.
 -  
In July 2021, Viavi Solutions launched the MTS-8000, an advanced optical time-domain reflectometer (OTDR) featuring an integrated optical power meter, designed for comprehensive and efficient fiber optic network testing.
 
Optical Power Meters Market Segment Analysis
In this report, the Optical Power Meters Market has been segmented by Product Type, Detector Type, Power Type, Application, End-User Industry and Geography.
Optical Power Meters Market, Segmentation by Product Type
The Product Type axis reflects form factors aligned to portability, bench precision, and software-centric testing. Purchasers weigh dynamic range, battery autonomy, and user interface simplicity against total cost of ownership, spares, and service support. Partnerships with connector and source manufacturers ensure adapter compatibility, while firmware updates and remote asset management sustain fleet performance over long lifecycles.
Portable Meters
Portable Meters dominate field work where technicians need robust housings, one-button workflows, and daylight-readable displays. Hot-swappable adapters, auto-wavelength detection, and data logging accelerate certification of links in construction and maintenance. Ruggedized designs with splash resistance and shock protection reduce downtime and calibration drift under real-world conditions.
Benchtop Meters
Benchtop Meters serve R&D and manufacturing lines demanding superior linearity, expanded dynamic range, and low noise floors. Multi-channel options, trigger I/O, and GPIB/USB/LAN interfaces enable automation and correlation with tunable sources or attenuators. Stability over temperature and long calibration intervals minimize metrology overhead in high-throughput labs.
Virtual Meters
Virtual Meters leverage instrumented heads and software UIs to deliver flexible, scalable measurement on PCs or tablets. They integrate with LIMS/MES systems, support cloud reporting, and allow remote supervision of distributed test stations. Licensing models and API access enable custom dashboards, automated pass/fail logic, and fleet analytics for multi-site operations.
Optical Power Meters Market, Segmentation by Detector Type
The Detector Type lens differentiates sensing materials tuned to wavelength bands, responsivity, and damage thresholds. Selection depends on application spectra, from O/E components in short-reach systems to long-haul and specialty wavelengths. Buyers prioritize linearity, temperature stability, and connector cleanliness practices to preserve repeatability across teams and sites.
Germanium
Germanium detectors cover the 800–1800 nm region with good responsivity for metro and access networks. They balance cost and sensitivity for general-purpose testing where modest noise performance is acceptable. Integrators favor Ge heads for mixed environments that include legacy wavelengths alongside modern near-IR links.
InGaAs (Indium Gallium Arsenide)
InGaAs (Indium Gallium Arsenide) provides high sensitivity and low dark current across the 850/1310/1550 nm windows and C/L-bands. It is preferred for DWDM, coherent-ready plants, and PON verification where accuracy and stability are critical. Advanced heads include filtering and attenuator options to handle bursty signals and elevated power levels without saturation.
Silicon
Silicon detectors excel below ~1000 nm, fitting short-wavelength instrumentation, VCSEL-based links, and optical sensing. They deliver low noise and fast response for device characterization and educational labs. Cost efficiency and robust availability make Si a staple for visible-light testing and training kits.
Others
Others encompass extended-InGaAs and specialty materials for mid-IR or niche spectral ranges. These heads address sensing, defense, and spectroscopy tasks requiring tailored responsivity. Procurement emphasizes calibration traceability, protection optics, and service programs that maintain performance under specialized duty cycles.
Optical Power Meters Market, Segmentation by Power Type
The Power Type dimension maps instruments to expected signal levels from ultra-low device outputs to amplified transmission lines. Trade-offs involve attenuation handling, detector linearity, and connector damage avoidance. Clear labeling, auto-ranging, and guided test plans reduce operator error and protect assets in mixed-skill crews.
High
High range meters tolerate elevated inputs from EDFAs and production test rigs, safeguarding sensors while maintaining accuracy. Optional built-in attenuators and thermal protection avoid saturation during setup changes. They are standard in line commissioning and amplifier staging where margin verification is essential.
Medium
Medium range units cover typical link budgets in enterprise, campus, and FTTx networks. Balanced sensitivity and headroom support versatile use across install and maintenance. Teams value consistent resolution, quick stabilization, and reliable zeroing across ambient temperature swings.
Low
Low range instruments target component characterization and R&D where nW/µW precision matters. Low noise electronics and stable dark-level correction enable repeatable device curves. Integration with optical benches and data export tools supports analysis and documentation workflows.
Optical Power Meters Market, Segmentation by Application
The Application view connects measurement capability to field tasks, factory throughput, and innovation cycles. Organizations standardize on procedures, adapters, and cleaning protocols to minimize variability and speed closeout. Software-driven test templates and result repositories enable traceability for audits and customer acceptance.
Manufacturing
Manufacturing uses multi-channel benches, handlers, and SCPI-controlled meters to validate components and subassemblies at scale. High repeatability, calibration stability, and fixture compatibility compress cycle times and improve yields. Inline analytics flag drift early, reducing scrap and rework in photonics lines.
Installation & Maintenance
Installation & Maintenance requires rugged meters, pass/fail guidance, and fast reporting for contractors and network operators. Features like auto-wavelength sync with light sources and job tagging shorten site visits. Data integrity, GPS stamps, and cloud sync support warranty claims and SLA compliance.
Research & Development
Research & Development prioritizes low noise, wide dynamic range, and flexible I/O to integrate with tunable lasers, modulators, and analytics. Scriptable control and time-series logging enable characterization under complex stimuli. Labs value modular heads and calibration kits for rapid method changes.
Others
Others cover education, test-labs-as-a-service, and niche sensing where portability and budget efficiency dominate. Simple UIs, robust housings, and shared accessories reduce training overhead. Standardized reports and remote support keep small teams productive with limited metrology resources.
Optical Power Meters Market, Segmentation by End-User Industry
The End-User Industry segmentation highlights distinct reliability, documentation, and environmental demands across verticals. Procurement emphasizes service-level agreements, calibration schedules, and interoperability with existing toolchains. Lifecycle tools for firmware, certificates, and asset tracking help large fleets sustain compliance and uptime.
Telecommunication Industry
Telecommunication Industry deployments span backbone, metro, and access networks with stringent SLA and uptime expectations. Technicians require fast boot, auto-wavelength, and integrated loss test sets to validate links efficiently. Rugged meters with long battery life and cloud reporting standardize quality across contractors.
Automotive &Industrial Industry
Automotive & Industrial Industry uses optical links for in-vehicle networks, robotics, and machine vision where EMI immunity is vital. Meters must tolerate factory environments, support Profinet/Ethernet-aligned testing, and document traceability for audits. Compact heads and fixture-friendly designs speed end-of-line verification.
Energy & Utility Industry
Energy & Utility Industry relies on fiber for substation communications, SCADA, and grid monitoring in harsh conditions. Field meters need temperature and vibration resilience with clear pass/fail thresholds for crews. Asset tagging and long-term logs assist compliance and outage forensics.
Electrical & Electronics Industry
Electrical & Electronics Industry laboratories validate optoelectronic components, boards, and consumer devices. Precise calibration, multi-range support, and automation cut verification time. Documentation-ready outputs and API hooks accelerate integration into design verification plans.
Military & Aerospace Industry
Military & Aerospace Industry demands ruggedized gear, EMC resilience, and secure data handling for mission-critical links. Extended temperature operation, shock resistance, and certified calibration underpin acceptance. Traceable logs and tamper-evident records support audit and airworthiness processes.
Others
Others include campuses, healthcare networks, and media venues requiring dependable last-mile testing and quick troubleshooting. Turnkey kits with visual fault locators and cleaning tools enhance first-time-right outcomes. Easy report templates help non-specialists meet documentation requirements.
Optical Power Meters Market, Segmentation by Geography
In this report, the Optical Power Meters Market has been segmented by Geography into five regions: North America, Europe, Asia Pacific, Middle East and Africa and Latin America. Regional performance is shaped by fiberization programs, 5G transport rollouts, and manufacturing ecosystems supporting photonics. Distributor reach, local calibration labs, and training resources influence adoption, service quality, and the speed of technology refresh in both field and laboratory settings.
Regions and Countries Analyzed in this Report
North America
North America benefits from dense data center footprints, metro fiber upgrades, and strong calibration infrastructure. Field teams favor rugged portables with cloud reporting and asset tracking, while labs invest in automated benches for component validation. Channel partners with spares, rentals, and on-site training bolster uptime and project velocity.
Europe
Europe emphasizes carrier-neutral networks, open-access fiber builds, and rigorous documentation standards. Buyers prioritize traceable calibration, low-uncertainty specs, and sustainability in packaging and logistics. Integration with multi-vendor toolchains and standards compliance supports cross-border projects and shared infrastructure.
Asia Pacific
Asia Pacific leads volume growth through hyperscale expansion, FTTx acceleration, and vibrant electronics manufacturing. Demand spans high-throughput benchtops for factories and cost-efficient portables for broad rollouts. Localized service centers and multilingual software ensure rapid adoption and support in diverse markets.
Middle East & Africa
Middle East & Africa scale national fiber backbones and smart-city initiatives that require durable, high-temperature tolerant meters. Government-led buildouts favor turnkey kits, clear pass/fail criteria, and vendor training to uplift workforce capabilities. Reliable logistics and regional calibration partners are critical to sustain momentum.
Latin America
Latin America advances with broadband expansion, mobile backhaul upgrades, and campus networks serving education and healthcare. Buyers seek value-rich bundles, extended warranties, and Spanish/Portuguese support. Distributor networks and local repair centers reduce downtime and improve lifecycle economics for growing fleets.
Optical Power Meter Market Forces
This report provides an in depth analysis of various factors that impact the dynamics of Optical Power Meter Market. These factors include; Market Drivers, Restraints and Opportunities Analysis.
The optical power meter market is experiencing notable trends driven by advancements in optical networking technologies and the increasing demand for high-speed internet and communication networks. One prominent trend is the rising adoption of fiber optic networks in telecommunications and data centers, fueling the demand for optical power meters. These devices are crucial for measuring the power of optical signals transmitted through fiber optic cables, ensuring efficient network performance and reliability.
Another key trend is the integration of advanced features in optical power meters, such as wavelength measurement capabilities and real-time data monitoring. This enables network operators to optimize network performance and diagnose issues promptly. Additionally, there is a growing focus on compact and portable optical power meters that offer flexibility in field testing and installation environments, catering to the expanding deployment of fiber optic infrastructure.
Technological innovations are driving the market towards more automated and user-friendly optical power meter solutions. Automation features, such as auto-calibration and automated data logging, are enhancing operational efficiency and reducing manual intervention. This trend is particularly significant in industries where rapid deployment and scalability of optical networks are critical, such as in 5G network rollouts and cloud computing infrastructure.
Environmental sustainability is becoming a factor influencing market dynamics, with manufacturers focusing on energy-efficient designs and materials. This aligns with initiatives towards reducing carbon footprints and promoting green technologies in telecommunications and networking equipment. As the demand for higher bandwidth and faster data transmission grows, these trends are expected to shape the future landscape of the optical power meter market.
Comprehensive Market Impact Matrix
This matrix outlines how core market forces—Drivers, Restraints, and Opportunities—affect key business dimensions including Growth, Competition, Customer Behavior, Regulation, and Innovation.
| Market Forces ↓ / Impact Areas → | Market Growth Rate | Competitive Landscape | Customer Behavior | Regulatory Influence | Innovation Potential | 
|---|---|---|---|---|---|
| Drivers | High impact (e.g., tech adoption, rising demand) | Encourages new entrants and fosters expansion | Increases usage and enhances demand elasticity | Often aligns with progressive policy trends | Fuels R&D initiatives and product development | 
| Restraints | Slows growth (e.g., high costs, supply chain issues) | Raises entry barriers and may drive market consolidation | Deters consumption due to friction or low awareness | Introduces compliance hurdles and regulatory risks | Limits innovation appetite and risk tolerance | 
| Opportunities | Unlocks new segments or untapped geographies | Creates white space for innovation and M&A | Opens new use cases and shifts consumer preferences | Policy shifts may offer strategic advantages | Sparks disruptive innovation and strategic alliances | 
Drivers, Restraints and Opportunity Analysis
Drivers:
- Technological Advancements
 - Increasing Demand for Network Optimization
 -  
Growing Deployment of Fiber Optic Networks - The optical power meter market is experiencing significant growth, driven largely by the expanding deployment of fiber optic networks worldwide. Optical power meters play a crucial role in ensuring the efficiency and reliability of these networks by accurately measuring optical power levels. As demand for high-speed data transmission continues to rise, particularly in telecommunications, data centers, and enterprise networks, the need for precise optical power measurement becomes paramount.
Technological advancements in optical power meters have led to more sophisticated devices capable of handling diverse network architectures and higher data rates. These advancements include features such as wavelength multiplexing and compatibility with various fiber types, catering to the evolving needs of modern network infrastructures. Moreover, stringent quality standards and regulations further propel market growth, as industries prioritize network performance and reliability.
Geographically, regions witnessing rapid urbanization and industrialization, such as Asia-Pacific and North America, are expected to dominate the optical power meter market. These regions not only drive the demand for faster and more reliable communication networks but also spur innovation in optical measurement technologies. Looking ahead, the market is poised for continued expansion as fiber optic networks become increasingly integral to supporting digital transformation initiatives across industries worldwide.
 
Restraints:
- High Initial Costs
 - Complexity in Calibration
 -  
Limited Accuracy in Certain Conditions - The optical power meter market faces challenges related to accuracy, particularly in certain environmental conditions and operational contexts. Optical power meters are crucial tools for measuring optical power levels in fiber optic networks, ensuring efficient transmission and maintenance. However, their accuracy can be limited by factors such as temperature fluctuations, dust or particle contamination, and aging equipment.
In high-temperature environments, optical power meters may exhibit deviations due to thermal effects on components and cables, affecting measurement precision. Similarly, dusty or polluted environments can obscure optical sensors, leading to inaccurate readings if not cleaned regularly. Moreover, as optical power meters age, calibration drift can occur, impacting their ability to provide consistent and reliable measurements over time.
To mitigate these challenges, advancements in optical power meter design continue to focus on robustness against environmental factors and improved calibration methods. Manufacturers are developing models with enhanced temperature compensation features, more durable enclosures to resist contamination, and automated calibration routines to maintain accuracy. These innovations aim to address reliability concerns and ensure optical power meters perform optimally across diverse operational conditions in markets.
 
Opportunities:
- Expansion of 5G Networks
 - Rising Data Center Investments
 -  
Emerging Markets Adoption - The optical power meter market is experiencing notable adoption in emerging markets, driven by expanding telecommunications infrastructure and the rising demand for reliable optical networks. Emerging economies in regions such as Asia-Pacific, Latin America, and parts of Africa are increasingly investing in optical power meters to enhance their communication networks. These meters play a crucial role in measuring optical power levels in fiber optic networks, ensuring efficient transmission and maintenance of signal quality over long distances.
In Asia-Pacific, countries like China, India, and Southeast Asian nations are witnessing rapid deployment of optical power meters due to their large-scale infrastructure projects and growing telecommunications sectors. This trend is fueled by initiatives to improve internet connectivity, support 5G rollout, and expand broadband networks in urban and rural areas alike.
Latin America is also embracing optical power meters to upgrade its telecommunications infrastructure. Countries like Brazil, Mexico, and Argentina are investing in fiber optic networks to meet increasing data demands and enhance connectivity across remote and densely populated regions.
 
Optical Power Meters Market Competitive Landscape Analysis
Optical Power Meters Market is characterized by increasing competition, driven by rising demand for precision measurement in fiber networks and telecommunication. Market players are strengthening their presence through strategies such as collaboration, merger, and partnerships. The industry reflects consistent growth as companies focus on advanced solutions supported by continuous innovation and customer-centric approaches.
Market Structure and Concentration
The market is moderately consolidated with a few leading firms holding significant shares while smaller companies pursue expansion strategies. Concentration levels indicate that over 40% of the market is dominated by top players, supported by collaboration in production and distribution. Emerging vendors focus on technological advancements to capture niche segments, intensifying competition and shaping the industry’s evolving landscape.
Brand and Channel Strategies
Companies are optimizing brand positioning and deploying strong channel strategies to maintain customer loyalty. Distribution networks emphasize both direct and indirect sales, with more than 60% of end-users accessing products through integrated suppliers. Key players focus on partnerships with telecom operators and enterprise clients, enhancing visibility while driving growth across diverse application segments.
Innovation Drivers and Technological Advancements
Continuous innovation remains the driving force, with firms investing in enhanced accuracy and co
Key players in Optical Power Meter Market include:
- Keysight Technologies
 - Anritsu Corporation
 - Newport Corporation (MKS Instruments)
 - Yokogawa Electric Corporation
 - Thorlabs, Inc.
 - Viavi Solutions
 - Ophir Optronics (MKS Instruments branch)
 - Hamamatsu Photonics
 - Fluke Corporation
 - EXFO Inc.
 - NetTest / VIAVI (merged branding lines)
 - JDSU (legacy in optical test equipment; predecessor brands)
 - Sumix Corporation
 - Gould / GigOptix (or related optical test brands)
 - Photon Technology International
 
In this report, the profile of each market player provides following information:
- Market Share Analysis
 - Company Overview and Product Portfolio
 - Key Developments
 - Financial Overview
 - Strategies
 - Company SWOT Analysis
 
- Introduction 
- Research Objectives and Assumptions
 - Research Methodology
 - Abbreviations
 
 - Market Definition & Study Scope
 - Executive Summary 
- Market Snapshot, By Product Type
 - Market Snapshot, By Detector Type
 - Market Snapshot, By Power Type
 - Market Snapshot, By Application
 - Market Snapshot, By End User Industry
 - Market Snapshot, By Region
 
 - Optical Power Meter Market 
- Drivers, Restraints and Opportunities 
- Drivers 
- Technological Advancements
 - Increasing Demand for Network Optimization
 - Growing Deployment of Fiber Optic Networks
 
 - Restraints 
- High Initial Costs
 - Complexity in Calibration
 - Limited Accuracy in Certain Conditions
 
 - Opportunities 
- Expansion of 5G Networks
 - Rising Data Center Investments
 - Emerging Markets Adoption
 
 
 - Drivers 
 - PEST Analysis 
- Political Analysis
 - Economic Analysis
 - Social Analysis
 - Technological Analysis
 
 - Porter's Analysis 
- Bargaining Power of Suppliers
 - Bargaining Power of Buyers
 - Threat of Substitutes
 - Threat of New Entrants
 - Compititive Rivalry
 
 
 - Drivers, Restraints and Opportunities 
 - Market Segmentation 
- Optical Power Meters Market, By Product Type, 2021 - 2031 (USD Million) 
- Portable Meters
 - Benchtop Meters
 - Virtual Meters
 
 - Optical Power Meters Market, By Detector Type, 2021 - 2031 (USD Million) 
- Germanium
 - InGaAs (Indium Gallium Arsenide)
 - Silicon
 - Others
 
 - Optical Power Meters Market, By Power Type, 2021 - 2031 (USD Million) 
- High
 - Medium
 - Low Range
 
 - Optical Power Meters Market, By Application, 2021 - 2031 (USD Million) 
- Manufacturing
 - Installation & Maintenance
 - Research & Development
 - Others
 
 - Optical Power Meters Market, By End-User Industry, 2021 - 2031 (USD Million) 
- Telecommunication Industry
 - Automotive & Industrial Industry
 - Energy & Utility Industry
 - Electrical & Electronics Industry
 - Military & Aerospace Industry
 - Others
 
 - Optical Power Meter Market, By Geography, 2021 - 2031 (USD Million) 
- North America 
- United States
 - Canada
 
 - Europe 
- Germany
 - United Kingdom
 - France
 - Italy
 - Spain
 - Nordic
 - Benelux
 - Rest of Europe
 
 - Asia Pacific 
- Japan
 - China
 - India
 - Australia & New Zealand
 - South Korea
 - ASEAN (Association of South East Asian Countries)
 - Rest of Asia Pacific
 
 - Middle East & Africa 
- GCC
 - Israel
 - South Africa
 - Rest of Middle East & Africa
 
 - Latin America 
- Brazil
 - Mexico
 - Argentina
 - Rest of Latin America
 
 
 - North America 
 
 - Optical Power Meters Market, By Product Type, 2021 - 2031 (USD Million) 
 - Competitive Landscape 
- Company Profiles 
- Keysight Technologies
 - Anritsu Corporation
 - Newport Corporation (MKS Instruments)
 - Yokogawa Electric Corporation
 - Thorlabs, Inc.
 - Viavi Solutions
 - Ophir Optronics (MKS Instruments branch)
 - Hamamatsu Photonics
 - Fluke Corporation
 - EXFO Inc.
 - NetTest / VIAVI (merged branding lines)
 - JDSU (legacy in optical test equipment; predecessor brands)
 - Sumix Corporation
 - Gould / GigOptix (or related optical test brands)
 - Photon Technology International
 
 
 - Company Profiles 
 - Analyst Views
 - Future Outlook of the Market
 

