Princeton Lightwave Signs Supply Agreement with Major South American Telecom Equipment Vendor 

Cranbury, N.J., September 26, 2003 - Princeton Lightwave, Inc. (PLI), a leading maker of near infrared high-power lasers and specialized detectors for communications, medical instrumentation and defense applications, announced today that it has entered into a supply agreement with a major South American Telecom Equipment vendor.

Under the terms of the agreement, PLI will deliver high power 1480 nm pump modules to be deployed in Long Haul optical networks. This agreement confirms the reputation of PLI high power laser pumps for performance and reliability.

"We are extremely excited by this tremendous opportunity," says Yves Dzialowski, CEO of Princeton Lightwave. "The strategic agreement with a leading South American equipment vendor is an endorsement and validation of what we are striving for at PLI. We have put together a very dedicated, experienced and focused team. We are delivering best-in-class performances, built on a robust and scalable platform.”

About Princeton Lightwave, Inc.
Headquartered in Cranbury, New Jersey, PLI provides leading-edge semiconductor lasers and detectors for optical communications, medical systems and defense applications. PLI's rich product capability is based upon unique chip level design, packaging and integration technology. Its multi-disciplinary team designs and delivers high power Raman and EDFA pump modules, high power single- and multi-mode light sources, and high performance detectors. For more information visit www.princetonlightwave.com

PR Contact: pr@princetonlightwave.com