The manufacturer of the Exfo / NetTest / Photonetics TUNICS-PRI Tunable Laseris Exfo. The Exfo / NetTest / Photonetics SWS15101 Benchtop Tunable Laser. The design of the SWS15101 is based on the proven Yenista / Anritsu Tunics-PR / Tunics-PRI Platform. JDS integrates this family of tunable lasers in its Swept Wavelength Systems (SWS). The Tunics-PRI Model 3642 HE 15xx is functionally equivalent to the JDS SWS15101. The product is located in Champaign, IL, USA.