JDS Uniphase Corporation provides communications test and 
measurement solutions, and optical products to 
telecommunications service providers, cable operators, and 
network equipment manufacturers. The companys Communications 
Test and Measurement segment supplies instruments, service-
assurance systems, and services to enable the design, 
deployment, and maintenance of communication equipment and 
networks. This segments product portfolio includes test 
tools and platforms for optical transport networks, xDSL 
services, data networks, cable networks, digital video 
broadcast, fiber characterization services, and storage 
networks. Its Communications and Commercial Optical Products 
segment provides components, modules, subsystems, and 
solutions used by communications equipment providers for 
telecommunications and enterprise data communications. 
This segments product portfolio comprises transmitters, 
receivers, amplifiers, ROADMs, optical transceivers, 
multiplexers and demultiplexers, switches, optical-
performance monitors and couplers, splitters, and 
circulators. In addition, this segment offers diode, direct-
diode, diode-pumped solid-state, and gas lasers; 
photovoltaics products comprising concentrated photovoltaic 
cells and receivers for generating energy from sunlight; and 
fiber-optic-based systems for delivering and measuring 
electrical power. The Advanced Optical Technologies segment 
provides optical solutions for security and brand-
differentiation applications and thin film coatings for a 
range of public and private-sector markets. Its product 
applications include computer-driven projectors, intelligent 
lighting systems, office equipment, security products, and 
decorative surface treatments. This segment also offers 
multilayer product-security solutions, which deliver overt, 
covert, forensic, and digital product and document 
verification for protection against counterfeiting and 
tampering. JDS Uniphase Corporation was founded in 1979 and 
is headquartered in Milpitas, California.