hollow core fiber (HCF)

data center fiber

Cloud

AWS wants more hollow core fiber than it can get

Data center demand is poised to spark a hollow core fiber boom. But supply issues remain a key hurdle.

Diana Goovaerts Jan 8, 2026 2:06pm

AIgenerated illustration Red- and green-colored fiber optic cables

VIAVI announces long-range hollow core fiber bidirectional testing and certification solution

Jan 8, 2026 9:44am

aws hollow core prototype

AWS is using hollow core fiber to go the distance

Dec 8, 2025 6:43pm

optical fiber network going into a black hole

Microsoft preps cloud for AI with Corning, Heraeus hollow core fiber deal

Sep 24, 2025 2:56pm

Microsoft

Microsoft buys hollow core fiber supplier Lumenisity

Dec 12, 2022 11:20am

Comcast Labs

Comcast eyes hollow core fiber that lets data travel 150% faster

Apr 20, 2022 10:00am