Coherent Showcases Next-Generation Optical Innovations at ECOC 2025

Rhea-AI Summary

Coherent Corp. (NYSE: COHR) will showcase its latest optical communications innovations at ECOC 2025 in Copenhagen from September 29-October 1. The company will present several groundbreaking products including a 2D VCSEL Array for AI/ML datacenter interconnects, the industry's first 100G ZR dual-laser QSFP28 DCO module, and a 400mW CW Laser for next-generation co-packaged optics.

Key demonstrations will feature quantum-safe networking solutions, high-speed optical transceivers, and advanced test equipment. The company's leadership team will participate in multiple technical sessions and panels, discussing topics such as next-generation transceivers, 400G lanes in datacenters, and manufacturing challenges in co-packaged optics.

SAXONBURG, Pa., Sept. 28, 2025 (GLOBE NEWSWIRE) -- Coherent Corp. (NYSE: COHR), a global leader in photonics, announced today that it will showcase its latest innovations in next-generation optical communications at ECOC 2025, taking place September 29-October 1 at the Bella Center in Copenhagen, Denmark (Booth #C3124). Coherent thought leaders will contribute to the Market Focus program through panels, workshops, and round table sessions.

“ECOC is the European premier global stage for showcasing innovation in datacenters and communications, and we’re excited to demonstrate how in Coherent we are shaping next-gen optical networking. We are excited to be at ECOC showcasing our innovation, our portfolio and contributing to thought leadership. Through our advanced technologies, close industry collaborations, and broad portfolio, we are helping customers build the networks of tomorrow,” said Dr. Sanjai Parthasarathi, Chief Marketing Officer at Coherent.”

RECENT PRODUCT ANNOUNCEMENTS:

2D VCSEL Array
Delivering power-efficient, compact optical links optimized for short-reach AI/ML datacenter interconnects, this 1.6T (32x50G) array is designed for scale-up networks, enabling low latency, cost efficiency, and seamless migration to Near-Packaged and Co-Packaged Optics.

• 100G ZR for Single-Fiber Operation
  

The industry’s first dual-laser QSFP28 DCO module for single-fiber, bi-directional applications delivers 10x capacity upgrades on existing 10G infrastructure. Powered by the low-power Steelerton™ DSP, it enables flexible, scalable, and cost-efficient optical access for next-generation connectivity.

• 400mW CW Laser
  

Built on the proven BH DFB platform, the new 400 mW continuous-wave (CW) laser delivers stable high output, ultra-low noise, and narrow linewidths in a compact chip-on-carrier format. Engineered for next-generation co-packaged optics (CPO) and silicon photonics, it enables breakthrough performance in optical interconnects.

• High precision glass molded 2D lens array
  

Leveraging Coherent’s state-of-the-art glass molding platform, the new 2D lens array enables wafer-level manufacturing that delivers unprecedented uniformity, higher bandwidth, and lower cost in multi-channel optical transmission. It is ideal for use in optical circuit switching, high-precision coupling, advanced imaging, sensing, and AR/VR devices.

• Quad-Channel IC Family
  

Coherent’s new quad-channel ICs include silicon photonics Mach-Zehnder drivers for 800G/1.6T pluggables and a chipset for 400G ZR/ZR+ links. Delivering industry-leading performance with lower power consumption, these fiber-optic ASICs enable faster, more efficient optical transceivers for cloud, AI, and telecom applications.

• Wire Grid Polarizer for Datacom Transceivers
  

Coherent’s next-generation meta-wire based WGP achieves a 50 dB extinction ratio and 98.5% efficiency with dual-sided AR coating. Compact, power-resilient, and cost-effective, it enables high-speed datacom transceivers and dynamic datacenter architectures, supporting the growing demands of AI-ready optical networks.

TECHNOLOGY AND PRODUCT DEMONSTRATIONS:

• Scalable Quantum-Safe Network Demo
  

This proof-of-concept showcases a quantum-safe networking solution that can be deployed efficiently and at scale without disrupting existing infrastructure. The demo integrates CUbIQ’s modular CV-QKD transceivers in a QSFP-28 pluggable form factor with Coherent’s high-performance 400G ZR QSFP-DD DCO optical transceivers and a PTX Series routing platform, delivering high-speed, energy-efficient quantum key distribution over existing fiber networks. Supported by Liberty Global’s deployment insights, the demo illustrates a path for telecom operators to future-proof their networks for secure communications.

• 100G QSFP28-DCO ZR Dual Laser
  

This demo showcases Coherent’s QSFP28 dual-laser transceiver with separate Tx/Rx tuning, delivering up to 300 km reach with <7W power dissipation. Designed for single-fiber, bi-directional links, it enables 10x capacity gains, doubles fiber inventory, and supports applications from wireless towers to cable TV network expansion.

• 100G QSFP28-DCO ZR active ingress/egress latency control
  

This demo features Coherent’s QSFP28 module with active ingress/egress latency control, enabling ultra-low latency variation and Class C Precision Time Protocol accuracy. With synchronization precision down to ±10 ns at system level, it supports demanding applications such as telecom networks, industrial automation, and financial trading.

• External Laser Source Module for CPO
  

This demo showcases Coherent’s ELSFP compliant module integrating eight high-power 1310 nm lasers, with exceptional wavelength accuracy and linewidth control. Ideal for co-packaged optics (CPO) and DR/FR applications, it provides a reliable, compact external laser source for next-generation optical systems.

• 1.6T 2xFR4 with 6km reach
  

Coherent’s 1.6T 2x800G-FR4 transceiver extends the reach from 2–3 km to 6 km, delivering excellent BER. With a miniature dispersion compensation component inside, this transceiver module demonstrates that IMDD links can support reaches of up to 6 km.

• 300G/lane link
  

As a milestone towards enabling speeds higher than 200G/lane, Coherent is demonstrating a 300G/lane link. It uses Coherent's Differential EML.

• Multi-rail technology
  

This demo highlights Coherent’s multi-rail technology with resource pooling, designed to deliver four times the capacity over existing system reach using deployed fiber. With sub-linear increases in power and volume, a 20-year reliability target, and compliance with safety standards, it enables efficient, scalable growth for future optical networks.

TEST AND MEASUREMENT

• WaveAnalyzer 200B
  

The WaveAnalyzer 200B is the only portable, battery-powered analyzer capable of up to two full sweeps per second across the entire Super C-Band with 650 MHz resolution. It gives fast, precise insight into complex, high-capacity networks, making it ideal for lab research, system installation, and field maintenance.

• WaveShaper 500B/X
  

The WaveShaper 500B/X delivers unmatched flexibility for production testing of optical transceivers, shaping signal attenuation across the Super C- and L-Bands with over 12.4 THz coverage. With sub-100 ms loading time, it enables high-throughput manufacturing by accelerating testing and reducing cost.

WORKSHOP:

• “Which Modulator Technology Will Dominate In Next-Generation Transceivers?
  

Speaker: Po Dong, VP, Silicon Photonics Technology
Topic: SiPho vs. InP for high-volume transceivers
Sunday, Sep. 28^th, 9.00 am -12.30 pm, Auditorium 12

MARKET FOCUS

• Topic: Modules/sub systems
  

Speaker: Anna Tatarczak, Distinguished Member of Technical Staff
Title: How 400G Lanes Will Reshape the Next-Gen Datacenter Market
Monday, Sep. 29^th, 11:20-11:35 am

• Topic: Modules/sub systems
  

Speaker: Julie Eng, CTO
Title: Advances in optical components, transceivers, and co-packaged optics
Monday, Sep. 29^th, 1:40-1:55 pm

• Topic: Modules/sub systems
  

Chair: Sanjai Parthasarathi, CMO

• Fireside chat with Jose Pozo
  

Speaker: Sanjai Parthasarathi, CMO
Title: Can We Deliver What the Market Needs? Manufacturing Challenges of Co-Packaged Optics
Monday, Sep. 29^th, 4:00-4:30 pm

• Panel: 1.6T deployment status and outlook for 100T switching
  

Speaker: Sanjai Parthasarathi, CMO
Tuesday, Sep. 30^th, 3:40-4:30 pm

• Topic: Networking/systems/Service provider
  

Speaker: Ian McClean, Senior Product Manager
Title: Enabling sublinear capacity scaling through multi-rail photonic technology
Monday, Sep. 29^th, 11:00-11:15 am

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.

Media Contact: 

innovations@coherent.com 

FAQ

When and where is Coherent (NYSE: COHR) presenting at ECOC 2025?

Coherent will present at ECOC 2025 from September 29-October 1 at the Bella Center in Copenhagen, Denmark, at Booth #C3124.

What are the key products Coherent is showcasing at ECOC 2025?

Coherent is showcasing several innovations including a 2D VCSEL Array for AI/ML datacenter interconnects, 100G ZR dual-laser QSFP28 DCO module, 400mW CW Laser, high precision glass molded 2D lens array, and quantum-safe networking solutions.

Who are the key speakers from Coherent at ECOC 2025?

Key speakers include Dr. Sanjai Parthasarathi (CMO), Po Dong (VP, Silicon Photonics Technology), Anna Tatarczak, Julie Eng (CTO), and Ian McClean (Senior Product Manager).

What technology demonstrations will Coherent feature at ECOC 2025?

Coherent will demonstrate scalable quantum-safe networking, 100G QSFP28-DCO ZR dual laser, external laser source module for CPO, 1.6T 2xFR4 with 6km reach, and multi-rail technology.