Coherent Announces New Factor Series Diodes
Rhea-AI Summary
Coherent Corp. (NYSE: COHR) has announced enhancements to its FACTOR Series of fiber-coupled diode pumps. The upgraded product line features increased output power up to 220W at 200µm core diameter for 880nm wavelength, improved power efficiency, and wider VBG stabilization locking range.
A new 793nm, 200W module has been introduced, specifically designed for Thulium fiber laser pumping. The series now covers wavelengths of 878.6nm, 885nm, and 888nm, targeting medical and industrial applications.
Key features include automated micro-optics assembly for consistency, user-friendly integration for OEM laser systems, and scalable production capabilities. Production ramp-up is scheduled to begin in spring 2025.
Positive
- Increased power output to 220W at 880nm wavelength
- Introduction of new 793nm, 200W module expanding product range
- Improved power efficiency
- Enhanced manufacturing capabilities with automated assembly
Negative
- None.
Insights
Coherent's enhanced FACTOR Series fiber-coupled diode pumps marks a strategic product advancement that strengthens their position in the $5.8 billion global laser diode market. The technical improvements are substantial: 220W output power at 880nm represents roughly a 15% increase over previous generations, while the new 793nm module at 200W opens up the growing medical laser market.
In simple terms, these diode pumps are like the engines that power larger laser systems. The higher power and efficiency mean OEM customers can build more powerful and energy-efficient products. Think of it as upgrading from a V6 to a V8 engine while actually using less fuel.
The timing of the spring 2025 production ramp-up is particularly strategic, aligning with the projected 8.4% CAGR in the industrial laser market through 2026. The emphasis on automated manufacturing and supply chain resilience directly addresses current industry pain points - many competitors still struggle with manual assembly and single-source dependencies.
Two critical aspects stand out for investors: First, the expanded wavelength range (particularly the new 793nm offering) positions Coherent to capture more of the rapidly growing medical laser market, especially in surgical and therapeutic applications. Second, the focus on volume production and supply chain resilience suggests strong confidence in demand and ability to scale, important for maintaining margins in the competitive OEM space.
While this update may not immediately impact quarterly numbers, it reinforces Coherent's technological leadership and ability to execute on their product roadmap. The vertical integration mentioned is particularly valuable given ongoing global supply chain challenges in the photonics industry.

Image 1 Coherent FACTOR Series fiber-coupled diode laser pumps
PITTSBURGH, Jan. 22, 2025 (GLOBE NEWSWIRE) -- Coherent Corp. (NYSE: COHR), a global leader in photonics technology, today announced new FACTOR Series of fiber-coupled diode pumps. This product line now offers increased output power, higher efficiency, and wider locking range for wavelengths of 878.6nm, 885nm, and 888nm. A new high-power pump module at 793nm is now available.
More Power, Expanded Wavelength Range
- Power Boost: 880nm output power is increased to 220W at 200µm core diameter with 0.2 numerical aperture (NA).
- Improved Efficiency: The higher power output is coupled with increased power efficiency.
- Wider Locking Range: VBG stabilization enables hop-free operation over a wide range of optical output powers.
- Expanded Wavelength Range: A new 793nm, 200W, 200µm core diameter FACTOR-module has been introduced, specifically designed for Thulium fiber laser pumping. Addressing new and current applications for both the medical and industrial markets.
Coherent Delivers Performance and Reliability for OEMs
- Consistent Performance: Automated, in-house micro-optics assembly ensures high consistency and reliability.
- Easy Integration: User-friendly handling and installation simplify integration into OEM laser systems.
- Scalable Production: The FACTOR Series is ideal for volume supply, enabling planned production cycles.
- Supply Chain Resiliency: The global manufacturing operations and vertically integrated capabilities deliver secure and consistent sourcing for customers.
“The FACTOR Series is a cornerstone of our product portfolio, powering a wide range of solid-state lasers across various applications,” said Karlheinz Gulden, Senior Vice President for Laser Components at Coherent. “These latest advancements further solidify the FACTOR Series as a leading choice for OEM laser manufacturers.”
Production ramp-up of the new Factor Series products will begin in spring 2025. For more information on the FACTOR-series diodes, please visit https://www.coherent.com
About Coherent
Coherent empowers market innovators to define the future through breakthrough technologies, from materials to systems. We deliver innovations that resonate with our customers in diversified applications for the industrial, communications, electronics, and instrumentation markets. Coherent has research and development, manufacturing, sales, service, and distribution facilities worldwide. For more information, please visit us at coherent.com.
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A photo accompanying this announcement is available at https://www.globenewswire.com/NewsRoom/AttachmentNg/91599910-8257-4f55-b7e6-56090d3b1965