Coherent Announces High-Performance Wire Grid Polarizers for Isolators in Datacom Transceivers
Coherent (NYSE:COHR) has unveiled a breakthrough in wire grid polarizer (WGP) technology for optical isolators in datacom transceivers. The company achieved unprecedented performance with its new WGP featuring dual-sided anti-reflective coating, delivering a 50 dB extinction ratio and 98.5% efficiency.
The new technology, based on non-oxidizing gold meta-wires and optimized meta-optic designs, offers a scalable, reliable, and cost-effective solution for next-generation AI-ready optical networks. The polarizers support higher power levels in a smaller footprint, enabling high-density networking while integrating with polarization diversity and garnet-based components.
Coherent (NYSE:COHR) ha presentato una svolta nella tecnologia dei polarizzatori a griglia di filo (WGP) per isolatori ottici integrati nelle transceiver datacom. L'azienda ha raggiunto prestazioni senza precedenti con il nuovo WGP dotato di rivestimento antiriflesso su entrambi i lati, offrendo un rapporto di estinzione di 50 dB e un’efficienza del 98,5%.
La tecnologia, basata su meta-fili d’oro non ossidanti e su design meta-ottici ottimizzati, propone una soluzione scalabile, affidabile ed economica per le reti ottiche di prossima generazione pronte per l’IA. I polarizzatori supportano livelli di potenza superiori in un ingombro ridotto, permettendo networking ad alta densità integrando con componenti a diversità di polarizzazione e basati su garneto.
Coherent (NYSE:COHR) ha revelado un avance en la tecnología de polarizadores de parrilla de hilos (WGP) para isoladores ópticos en transceptores datacom. La empresa logró un rendimiento sin precedentes con su nuevo WGP dotado de recubrimiento antirreflectante de dos caras, que ofrece un índice de extinción de 50 dB y una eficiencia del 98,5%.
La nueva tecnología, basada en meta-hilos de oro no oxidantes y diseños meta-ópticos optimizados, ofrece una solución escalable, confiable y rentable para redes ópticas de próxima generación listas para IA. Los polarizadores permiten niveles de potencia más altos en un menor espacio, posibilitando redes de alta densidad e integrándose con diversidad de polarización y componentes basados en garneto.
Coherent (NYSE:COHR)은 데이터통신 트랜시버용 광 절연기에 이용되는 와이어 그리드 편광기(WGP) 기술에서 획기적인 발전을 발표했습니다. 새 WGP는 양면 난반사 코팅을 갖춰 50 dB의 소거비와 98.5%의 효율를 달성했습니다.
비산화된 금 메타와이어와 최적화된 메타-옵틱 설계에 기반한 이 새로운 기술은 차세대 AI 준비형 광 네트워크를 위한 확장 가능하고 신뢰할 수 있으며 비용 효과적인 솔루션을 제공합니다. 이 편광기는 작은 면적에 더 높은 전력 수준을 지원하여 고밀도 네트워킹을 가능하게 하며 편광 다양성과 가넷 기반 부품과의 통합을 가능하게 합니다.
Coherent (NYSE:COHR) a dévoilé une avancée dans la technologie des polarisateurs à grille de fils (WGP) pour les isolateurs optiques dans les transceivers datacom. L’entreprise a atteint des performances sans précédent avec son nouveau WGP doté d’un revêtement anti-reflet des deux côtés, affichant un ratio d’extinction de 50 dB et une efficacité de 98,5%.
Cette technologie, fondée sur des méta-fils d’or non oxydants et des conceptions méta-optique optimisées, offre une solution scalable, fiable et économique pour les réseaux optiques de prochaine génération prêts pour l’IA. Les polariseurs supportent des niveaux de puissance plus élevés dans une empreinte plus compacte, permettant une mise en réseau à haute densité tout en s’intégrant avec la diversité de polarisation et des composants à base de garnet.
Coherent (NYSE:COHR) hat einen Durchbruch in der WGP-Technologie (Wire Grid Polarizer) für optische Isolatoren in Datacom-Transceivern angekündigt. Das Unternehmen erreichte beispiellose Leistungen mit dem neuen WGP, ausgestattet mit duales Anti-Reflexions-Beschichtung auf beiden Seiten, und erzielt einen Extinktionsverhältnis von 50 dB und eine Effizienz von 98,5%.
Die neue Technologie, basierend auf nicht-oxidierenden Gold-Meta-Drähten und optimierten Meta-Optik-Designs, bietet eine skalierbare, zuverlässige und kosteneffiziente Lösung für künftige KI-fähige optische Netze. Die Polarisatoren unterstützen höhere Leistungspegel auf kleinem Raum, ermöglichen eine Hochdichte-Netzwerkbildung und integrieren sich mit Polarisationsvielfalt sowie garnet-basierten Komponenten.
Coherent (NYSE:COHR) كشفت عن تقدم في تكنولوجيا موصلات الشبكة الأسلاكية (WGP) للمُعَزِّل البصري في أجهزة الإرسال والاستقبال Datacom. حققت الشركة أداءً غير مسبوق مع WGP الجديد الذي يضم طلاء مضاد للانعكاس على الوجهين، محققًا نسبة استقطاب تبلغ 50 ديسيبل وكفاءة 98.5%.
تعتمد التكنولوجيا الجديدة، القائمة على أسلاك ذهبية غير أكسدية وتصاميم ميتا-بصرية محسّنة، حلاً قابلاً للتطوير وموثوقاً وميسور التكلفة لشبكات بصرية جاهزة للذكاء الاصطناعي في الجيل القادم. تدعم المفَرِّحات نسبة قدرة أعلى في مساحة أصغر، مما يتيح شبكات عالية الكثافة مع التكامل مع تنوع الاستقطاب ومكونات قائمة على garnet.
科信（NYSE:COHR） 宣布在用于数据通信收发器的光隔离器的线网格偏振器（WGP）技术方面取得突破。新型 WGP 采用 双面防反射涂层，实现了 50 dB 的消光比和 98.5% 的效率 的前所未有的性能。
该技术基于非氧化金元线和优化的元光学设计，提供可扩展、可靠且具有成本效益的下一代 AI 就绪光网络解决方案。偏振器在更小的占用面积内支持更高功率水平，实现高密度网络，同时可与偏振多样性和榄石（ garnet）基件集成。
- Achieved industry-leading 50 dB extinction ratio and 98.5% efficiency in wire grid polarizers
- Developed scalable and cost-effective solution for next-generation AI-ready optical networks
- Enhanced power handling capability in smaller footprint for high-density networking
- Product still undergoing reliability testing before commercial release
Insights
Coherent's new wire grid polarizers achieve record specs for optical isolators, strengthening position in AI-driven data center networking.
Coherent has achieved a significant technical breakthrough in wire grid polarizer (WGP) technology critical for high-speed optical networks. The new meta-wire based WGPs deliver 50 dB extinction ratio and
This advancement directly addresses the growing demands of AI infrastructure, which requires increasingly higher data transmission rates and signal integrity. The non-absorptive design using non-oxidizing gold meta-wires enables these polarizers to handle higher power levels while maintaining a smaller footprint - a critical combination for the high-density networking requirements of modern data centers.
What makes this development particularly valuable is its integration potential with Coherent's existing polarization diversity and garnet-based components. This creates a more comprehensive optical solution portfolio that strengthens the company's competitive position in the AI networking supply chain.
The timing aligns perfectly with market trends, as optical component manufacturers race to support the massive bandwidth expansion driven by AI computing clusters. By focusing on both performance improvements and cost-effectiveness, Coherent is positioning these components to capture market share in next-generation datacom transceivers where price-performance ratio is crucial for widespread adoption.
With reliability testing currently underway and public demonstration planned for ECOC 2025, Coherent is executing a measured product introduction strategy that should translate to commercial availability in the near term.
SAXONBURG, Pa., Sept. 16, 2025 (GLOBE NEWSWIRE) -- Coherent Corp. (NYSE: COHR), a global leader in photonics, today announced the successful demonstration of a next-generation meta-wire based wire grid polarizer (WGP) designed for integration into optical isolators for high-speed datacom transceivers.
For the first time, a WGP with dual-sided anti-reflective coating has achieved 50 dB extinction ratio and
The rapid adoption of AI is driving demand for faster optical transceivers with advanced components like polarizers to ensure stable, high-quality signals. The new non-absorptive wire grid polarizer from Coherent supports higher power levels in a smaller footprint, enabling high-density networking while integrating seamlessly with our polarization diversity and garnet-based components.
"Our new wire grid polarizer sets a benchmark by guaranteeing the best absorptive polarizer performances at lower cost," said Steve Rummel, Senior Vice President, Engineered Materials at Coherent. "With non-oxidizing gold meta-wires and optimized meta-optic designs, we deliver unprecedented performance in this class, with the added benefit of high-power resilience for future applications.”
The wire grid polarizers are currently undergoing reliability testing and will be featured as part of Coherent technology showcase at ECOC 2025. Attendees are invited to visit the Coherent booth at C3124 to learn more about this breakthrough technology and explore how Coherent can power the future of datacom innovation.
About Coherent
Coherent is the global photonics leader. We harness photons to drive innovation. Industry leaders in the datacenter, communications, and industrial markets rely on Coherent’s world-leading technology to fuel their own innovation and growth.
Founded in 1971 and operating in more than 20 countries, Coherent brings the industry’s broadest, deepest technology stack; unmatched supply chain resilience; and global scale to help its customers solve their toughest technology challenges. Visit us at coherent.com.
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