JDS Uniphase Corporation (JDSU) was an American company that designed and manufactured products for optical communications networks, communications test and measurement equipment, lasers, optical solutions for authentication and decorative applications, and other custom optics. It was headquartered in Milpitas, California. In August 2015, JDSU split into two different companies – Viavi Solutions and Lumentum Holdings.^[3]

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JDS Uniphase Corporation

Company type	Public
Traded as	Nasdaq: JDSU
Industry	Optical products and broadband communications
Predecessors	JDS Fitel Uniphase Corporation (1999)
Founded	1981
Defunct	2015
Fate	Split into Viavi Solutions and Lumentum Holdings
Successors	Viavi Solutions Lumentum Holdings
Headquarters	Milpitas, California, USA[1]
Number of locations	80 offices, serving customers in more than 160 countries
Key people	Thomas H. Waechter[1] (CEO, President and Director) David W. Vellequette (CFO)
Products	Communications test and measurement equipment; optical communications components, modules, and subsystems. Lasers used for biotechnology, semiconductor manufacturing, and materials processing. Thin film coatings, components, and assemblies used to manage light for displays, instrumentation, office automation, and aerospace/defense. Optical solutions for brand protection and document authentication; and decorative coatings for brand enhancement and differentiation
Revenue	US$ 1.709 billion (2015)[2]
Operating income	US$ -88.1 million (2015)[2]
Net income	US$ -88.1 million (2015)[2]
Total assets	US$ 2.218 billion (2015)[2]
Total equity	US$ 1.101 billion (2015)[2]
Number of employees	5,100 (2015)[1]
Website	JDSU.com at the Wayback Machine (archived 1 August 2015)

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Uniphase was started in 1979 in a San Jose, California garage, and made lasers for chip makers and scanners.^[4]

In 1981, JDS Optics was founded in Ottawa, Ontario by Philip Garel-Jones, Gary Duck, Jozef Straus, and Bill Sinclair. The "JDS" is short for Jones, Duck and Straus/Sinclair.^[5] The company became JDS Fitel when it formed a partnership with Fitel, a fiber optic and optical connector company.^[6]

In 1999, JDSU was formed by the merger between JDS Fitel and Uniphase,^[7] and it became known as JDS Uniphase subsequent to the merger.^[8]

Three other major fiber companies were acquired by JDS Uniphase during the telecom boom – Optical Coating Laboratory Inc. (OCLI), bought for $6.2 billion and based in Santa Rosa, California,^[9] E-TEK Dynamics, bought for $15 billion, and SDL, bought for $45 billion, both based in San Jose, California.^[10]

In 2003, CEO Straus retired, and the company moved its headquarters to San Jose, California, to consolidate its business.^[11]

On August 3, 2005, the company acquired test and measurement equipment company Acterna for $760 million, which became part of JDSU's Test and Measurement Group.^[12] Acterna had been formed by the May 2000 merger of network test solutions developer Wavetek Wandel Goltermann (WWG) and hand-held test equipment developer TTC.^[13]

In 2006, the company moved its headquarters to Milpitas, California.^{[citation needed]}

In December 2013, the company announced it was acquiring fellow network performance management company Network Instruments, for $200 million.^[14]

On August 1, 2015, JDSU split into Viavi Solutions and Lumentum Holdings Inc.^[15]