The hollow‑core fiber (HCF) has emerged as a game‑changing component in the optical sector, offering a hollow core surrounded by a periodic array of air holes that guides light through unique mechanisms. This design enables performance gains that traditional solid‑core fibers cannot match, especially under demanding conditions. Over the past two decades, the technology has matured to support high‑power laser delivery, gas sensing, medical diagnostics, and imaging systems.

Hollow‑Core Fibers Market – View in Detailed Research Report

Market Size

In 2025 the Global Hollow‑Core Fibers Market was valued at approximately USD 14 million. By 2026 the value is projected to rise to USD 16 million, and a 6.60% annual growth rate will bring the market to around USD 23.8 million by 2034.

Product Definition

Hollow‑core fibers can be classified into three categories based on their guiding mechanism:

1. Hollow Core Bragg Layered Fiber (HCBF): Uses Bragg layers to reflect light within the core.
2. Hollow Core Photonic Bandgap Fiber (HCPBF): Relies on photonic bandgap effects created by a periodic arrangement of air holes.
3. Hollow Core Anti‑Resonant Fiber (HCARF): Confines light through anti‑resonant effects that prevent leakage.

These variations enable tailored solutions for specific applications, from high‑bandwidth telecommunications to precision medical imaging.

Top 10 Companies

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1️⃣ NKT Photonics

Headquarters: Odense, Denmark
Key Offering: Broadband hollow‑core fibers and integrated photonic modules

NKT Photonics has positioned itself as a pioneer in hollow‑core technology, delivering fibers that support ultra‑low loss and high‑bandwidth transmission. Their portfolio includes both HCBF and HCPBF solutions tailored for data‑center and industrial laser applications.

Sustainability & Growth Initiatives:

• Investing in low‑energy manufacturing processes to reduce carbon footprint.
• Partnering with telecom operators to deploy 5G backhaul solutions.
• Expanding R&D focus on multi‑mode hollow‑core fibers for medical imaging.

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2️⃣ Photonics Bretagne

Headquarters: Brest, France
Key Offering: Customizable hollow‑core fibers for sensing and high‑power laser delivery

Photonics Bretagne excels in niche applications, offering fibers with tailored dispersion properties for gas sensing and laser delivery in industrial settings.

Sustainability & Growth Initiatives:

• Developing recyclable fiber coatings to enhance end‑of‑life options.
• Collaborating with European research consortia on next‑generation photonic devices.
• Scaling production to meet growing demand in aerospace diagnostics.

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3️⃣ GLOphotonics

Headquarters: London, United Kingdom
Key Offering: High‑performance photonic fibers for telecommunications and industrial lasers

GLOphotonics has built a reputation for delivering fibers that combine low loss with high power handling, making them suitable for both telecom backhaul and high‑energy laser systems.

Sustainability & Growth Initiatives:

• Adopting energy‑efficient fabrication lines.
• Launching a joint venture to develop hollow‑core sensors for environmental monitoring.
• Investing in advanced simulation tools to accelerate product development.

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4️⃣ Guiding Photonics

Headquarters: Stockholm, Sweden
Key Offering: Scientific‑grade hollow‑core fibers for research and medical imaging

Guiding Photonics focuses on ultra‑stable fibers for scientific instrumentation, offering both HCBF and HCARF solutions that meet stringent vibration and temperature tolerance requirements.

Sustainability & Growth Initiatives:

• Providing lifecycle analysis for each fiber line to support sustainability claims.
• Partnering with universities to test fibers in biomedical research.
• Expanding distribution channels in North America and Asia‑Pacific.

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5️⃣ OFS (Furukawa)

Headquarters: Tokyo, Japan
Key Offering: Commercially viable hollow‑core fibers for telecom and defense applications

OFS leverages its extensive cable manufacturing expertise to deliver hollow‑core fibers that are ready for mass deployment, especially in high‑volume telecom infrastructure.

Sustainability & Growth Initiatives:

• Integrating recycled silica sources into fiber production.
• Launching a 5G backhaul pilot in collaboration with major carriers.
• Investing in automated fiber splicing equipment to reduce assembly time.

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6️⃣ YSL Photonics

Headquarters: Shanghai, China
Key Offering: High‑performance hollow‑core fiber systems for industrial lasers and medical devices

YSL Photonics specializes in turnkey solutions, offering fibers bundled with connectors and splicing kits for quick integration into existing systems.

Sustainability & Growth Initiatives:

• Deploying green energy sources for manufacturing facilities.
• Collaborating with automotive manufacturers on laser‑based quality inspection.
• Expanding into the European market through strategic partnerships.

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7️⃣ Lumenisity

Headquarters: Austin, Texas, USA
Key Offering: Hollow‑core fibers for medical imaging and high‑power laser delivery

Lumenisity focuses on medical applications, delivering fibers that meet regulatory standards and provide high‑resolution imaging performance.

Sustainability & Growth Initiatives:

• Implementing ISO 14001 compliant manufacturing processes.
• Developing a line of biodegradable fiber coatings.
• Partnering with hospitals to pilot fiber‑based imaging systems.

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8️⃣ Thorlabs

Headquarters: Newton, New Jersey, USA
Key Offering: Laboratory‑grade hollow‑core fibers for research and prototyping

Thorlabs offers a range of hollow‑core fibers designed for research labs, providing flexibility in core size and dispersion for experimental setups.

Sustainability & Growth Initiatives:

• Reducing packaging waste through recyclable materials.
• Offering a repair service for damaged fibers to extend product life.
• Supporting open‑source software for fiber design optimization.

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9️⃣ Teledyne

Headquarters: Billerica, Massachusetts, USA
Key Offering: Hollow‑core fibers for aerospace sensing and high‑energy laser systems

Teledyne’s fiber solutions are engineered for extreme environments, making them suitable for aerospace and defense applications where reliability is paramount.

Sustainability & Growth Initiatives:

• Investing in advanced thermal management to reduce power consumption.
• Partnering with aerospace firms to test fibers in flight conditions.
• Expanding global service centers to support rapid deployment.

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🔟 Corning Inc.

Headquarters: Morristown, New Jersey, USA
Key Offering: Commercially mature hollow‑core fibers for telecom and data‑center infrastructure

Corning brings its deep expertise in fiber manufacturing to the hollow‑core domain, offering scalable production lines and robust supply chains.

Sustainability & Growth Initiatives:

• Adopting renewable energy in manufacturing plants.
• Expanding fiber product lines to support 6G research.
• Investing in AI‑driven defect detection during fabrication.

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Outlook

The trajectory of the hollow‑core fiber market is set to accelerate as telecom operators and defense contractors invest in next‑generation infrastructure. The combination of low attenuation, high bandwidth, and the ability to handle high optical powers makes hollow‑core fibers an attractive choice for emerging 5G, 6G, and high‑energy laser applications.

Future Trends

• Integration of hollow‑core fibers into 5G and 6G backhaul networks to meet bandwidth demands.
• Expansion of sensor applications, particularly in environmental monitoring and industrial IoT.
• Growth of medical imaging systems that leverage ultra‑low loss for high‑resolution diagnostics.
• Development of hybrid fiber architectures combining hollow‑core and solid‑core segments for optimized performance.
• Increased focus on sustainability, with manufacturers adopting greener fabrication processes and recyclable fiber components.