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Industry Leaders Complete SDM4 Multicore Fiber MSA and Release 1.0 Technical Specification

Business Wire | Sep 17, 2026 11:29 AM EDT

SPARTANBURG, S.C.--(BUSINESS WIRE)-- #WeAreAFL--AFL, Corning Incorporated, Sumitomo Electric Industries, Ltd., and TeraHop PTE. LTD. today announced the completion of the SDM4 Multicore Fiber Multi-Source Agreement (SDM4 MCF MSA) and the public release of the SDM4 Multicore Fiber MSA Technical Specifications, Version 1.0. The specification defines common geometrical, optical, mechanical and measurement requirements for a four-core multicore fiber intended for AI data centers, campus networks and other shor

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