Advanced Photonix, Inc. engages in the development, manufacturing, sale, and supply of optoelectronic sensors, devices, and instruments, and value-added systems and sub-systems to various original equipment manufacturers primarily in North America, Asia, Europe, and Australia. The company offers high-speed optical receiver products used by the telecommunication market in both telecommunication equipment and in test and measurement equipment utilized in the manufacturing of telecommunication equipment; and Terahertz sensor product line is targeted to the process control, including through non-destructive testing, and security markets. It also offers API’s T-Gauge® sensor can measure subsurface physical properties, like multi-layers thicknesses, density, moisture content, anomaly detection and some chemical features, online and in real time. The company’s optosolutions focuses on enabling manufacturers to measure physical properties, including temperature, particular counting, color, and fluorescence for medical, homeland security and process control applications. Its products are used in test and measurement, process control, medical, telecommunication, and homeland security markets. Advanced Photonix, Inc. was founded in 1988 and is headquartered in Ann Arbor, Michigan. Advanced Photonix Inc. operates as a subsidiary of Luna Innovations Incorporated.