Coherent: Coherent demos first 400G differential electro-absorption modulated laser

In booth #1519 at the Optical Fiber Communications Conference & Exposition (OFC 2025) in San Francisco (1-3 April), materials, networking and laser technology firm Coherent Corp of Saxonburg, PA, USA is demonstrating what it claims is the industry's first 400Gb/s differential electro-absorption modulated laser (D-EML), representing a significant advance in high-speed optical networking technology for data centers...