The history of JDSU is defined by two foundational companies that merged to create a powerhouse:
Today, the name “JDSU” lives on only in financial archives and the memories of telecom veterans. But its engineering legacy is everywhere: in the lasers that read barcodes, the instruments that certify fiber to your home, and the components that route data through the cloud. The phoenix that rose from the dot-com ashes didn’t keep the old name—but it kept the technology.