January 15, 2020 (Blacksburg, VA) – Prime Photonics will be exhibiting at the 2020 Apex Turbine Testing Technologies User Conference, February 9th-13th in Nashville, TN, at the Gaylord Opryland Resort & Convention Center in Nashville, TN.  At the conference, Prime Photonics will be demonstrating industry leading FOCIS™ hardware and sensors used for rotor blade speed and vibration measurements for the test and validation of gas turbines, compressor systems, turbochargers and other rotating equipment applications.