The Global Ultraviolet Optical Glass Market was valued at USD 365.8 million in 2025 and is projected to reach USD 598.2 million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 5.6% during the forecast period (2024–2034). This growth is propelled by the escalating demand for high-precision optics in semiconductor lithography, advancements in medical and scientific instrumentation, and the expanding applications in aerospace and defense sectors.

As industries push the boundaries of technology, the demand for materials capable of manipulating light with unparalleled precision has never been higher. Ultraviolet optical glass is at the heart of this transformation, enabling everything from the fabrication of the world’s most advanced microchips to the detection of distant celestial objects. In this blog, we profile the Top 10 Companies in the Ultraviolet Optical Glass Industry—a mix of century-old material science giants and innovative specialists shaping the future of photonics.

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🔟 1. Schott AG

Headquarters: Mainz, Germany
Key Offering: Specialty optical glasses including UV-Grade Fused Silica, LITHOSIL® for lithography

Schott AG is a global leader in specialty glass and glass-ceramics, with a heritage spanning over 130 years. The company’s portfolio of ultraviolet optical glasses is among the most comprehensive in the world, renowned for exceptional homogeneity, high transmission in the UV spectrum, and superior resistance to laser-induced damage. Schott’s materials are critical components in semiconductor lithography steppers, high-energy laser systems, and space telescopes.

Innovation Initiatives:

• Pioneering extreme ultraviolet (EUV) lithography glass substrates

• Development of low-thermal-expansion glasses for high-stability applications

• Investment in advanced melting and forming technologies for next-generation optics

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9️⃣ 2. Corning Incorporated

Headquarters: Corning, New York, USA
Key Offering: HPFS® Fused Silica, ULE® (Ultra-Low Expansion) Glass

Corning Incorporated is a world-renowned innovator in materials science, with its high-purity fused silica (HPFS) being a benchmark for ultraviolet optical applications. Corning’s glasses offer near-perfect transmission from the deep UV to the infrared, making them indispensable for precision optics in microlithography, spectroscopy, and astronomy. The company’s ULE glass is famed for its near-zero coefficient of thermal expansion, essential for maintaining optical alignment in demanding environments.

Innovation Initiatives:

• Leading supplier of substrates for EUV lithography masks

• Continuous R&D to improve laser damage thresholds and purity levels

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8️⃣ 3. Umicore

Headquarters: Brussels, Belgium
Key Offering: Advanced optical materials, specialized glass compositions

Umicore’s materials technology segment is a key player in the high-performance optics market. The company leverages its expertise in material science to produce ultraviolet optical glasses with tailored properties for specific applications, including those requiring high resistance to darkening (solarization) under prolonged UV exposure. Umicore serves a diverse clientele in the semiconductor, defense, and research sectors.

Innovation Initiatives:

• Development of radiation-hardened glasses for aerospace and nuclear applications

• Focus on environmentally sustainable manufacturing processes for optical materials

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7️⃣ 4. AGC Inc.

Headquarters: Tokyo, Japan
Key Offering: Quartz glass, synthetic fused silica for UV applications

AGC Inc. (formerly Asahi Glass Co.) is a major global manufacturer of glass, chemicals, and high-tech materials. Its quartz glass and synthetic fused silica products are engineered for high transmission in the ultraviolet range, catering to the stringent demands of the semiconductor and flat panel display industries. AGC’s materials are vital for photomask substrates, lens elements, and optical windows in aggressive environments.

Innovation Initiatives:

• Expansion of high-purity synthetic silica production capacity

• Development of large-format UV-transparent substrates for next-gen displays

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6️⃣ 5. CDGM Glass Company

Headquarters: Chengdu, China
Key Offering: Full range of optical glasses, including H-K9L and UV-grade types

CDGM Glass Company is one of China’s largest and most prominent manufacturers of optical glass. The company produces a wide array of glass types, with specific grades formulated for optimal performance in the ultraviolet spectrum. CDGM has a strong presence in the domestic market and is increasingly competing globally, supplying optics for industrial lasers, medical devices, and consumer electronics.

Innovation Initiatives:

• Significant investment in R&D to match international quality standards

• Strategic focus on serving the booming Asian electronics manufacturing sector

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5️⃣ 6. LightPath Technologies

Headquarters: Orlando, Florida, USA
Key Offering: Precision molded glass and infrared optics, including UV components

LightPath Technologies specializes in the design, development, and manufacture of proprietary optical components and assemblies. The company is known for its expertise in precision glass molding (PGM), a cost-effective method for producing complex aspherical lenses used in UV systems. LightPath serves markets including telecommunications, industrial lasers, and biomedical instrumentation.

Innovation Initiatives:

• Development of Black Diamond™ glass, a durable material for harsh environments

• Focus on integrated optical assemblies that reduce system complexity for customers

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4️⃣ 7. BRD Optical

Headquarters: Rochester, New York, USA
Key Offering: Custom precision optics, UV lens assemblies

BRD Optical is a specialized manufacturer of high-precision custom optics. The company excels in fabricating complex ultraviolet optical components to exact customer specifications, serving niche applications in defense, research, and high-end industrial equipment. BRD’s strength lies in its ability to handle challenging projects requiring tight tolerances and unique material properties.

Innovation Initiatives:

• Expertise in machining and polishing hard, brittle UV glass materials

• Capabilities for producing large-diameter UV optics with high surface accuracy

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3️⃣ 8. Guoguang Optical Glass

Headquarters: Hubei, China
Key Offering: Optical glass blanks, laser glass, UV-transmissive materials

Guoguang Optical Glass is a key Chinese supplier in the photonics industry, producing a variety of optical glass types. The company manufactures glass blanks that are further processed into lenses, prisms, and windows for applications utilizing ultraviolet light. Guoguang plays a significant role in the regional supply chain for equipment manufacturers in Asia.

Innovation Initiatives:

• Expansion of product portfolio to include more advanced, high-value glass types

• Investment in automation to improve production consistency and yield

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2️⃣ 9. Vital Optics Technology (VOT)

Headquarters: Zhongshan, China
Key Offering: Optical lenses, filters, and assemblies for UV applications

Vital Optics Technology is an emerging manufacturer focused on the production of optical components. The company supplies UV-grade lenses and optical elements to a growing base of customers in the industrial, medical, and consumer electronics sectors. VOT is known for its competitive positioning and responsiveness to customer needs.

Innovation Initiatives:

• Adoption of advanced coating technologies for enhanced UV performance

• Focus on cost-effective solutions for volume applications

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1️⃣ 10. CAPNUO

Headquarters: Shenzhen, China
Key Offering: Optical components, including custom UV optics

CAPNUO is a specialized supplier of optical components, catering to the needs of various high-tech industries. The company produces ultraviolet optical elements that are used in equipment for material processing, scientific research, and sensing. CAPNUO’s growth is emblematic of the expanding capabilities of China’s precision manufacturing sector.

Innovation Initiatives:

• Leveraging proximity to major electronics manufacturing hubs for rapid prototyping

• Development of proprietary processes for manufacturing complex optical shapes

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🔬 Outlook: The Future of Ultraviolet Optical Glass Is Smarter and More Integrated

The ultraviolet optical glass market is evolving beyond the supply of raw materials into the provision of sophisticated optical solutions. While high-purity glass blanks remain the foundation, the industry’s value is increasingly shifting towards engineered components, integrated assemblies, and co-developed solutions tailored for specific high-tech applications.

📈 Key Trends Shaping the Market:

• Accelerated demand for EUV lithography optics as semiconductor nodes shrink below 5nm

• Integration of UV optics with advanced anti-reflective and protective coatings

• Rise of precision glass molding for cost-effective production of complex aspherical lenses

• Growing adoption in life sciences for DNA sequencing, flow cytometry, and medical diagnostics

Get Full Report Here: Ultraviolet Optical Glass Market – View in Detailed Research Report

The companies listed above are not only supplying critical materials—they’re enabling the technological advancements that define the modern world.