Core Viewpoint - Princeton Infrared Technologies, Inc. (PIRT) has announced the closure of its business, marking a bittersweet milestone after 13 years of innovation in short-wave infrared products and applications [3]. Group 1: Company Overview - PIRT specialized in providing short-wave infrared detectors for commercial and defense markets, focusing on InGaAs imaging technology [5]. - The company designed and manufactured short-wave infrared cameras and imaging arrays under strict quality control standards [5]. Group 2: Achievements and Contributions - PIRT expressed pride in its achievements and gratitude towards its employees, customers, collaborators, and investors for their trust and support throughout its journey [3]. - The company made significant advancements in various applications, including spectroscopy for material classification, moisture detection, thermal imaging, night vision, and laser imaging for military, industrial, and medical fields [6]. Group 3: Funding and Development - In May 2019, PIRT received funding for a Small Business Innovation Research (SBIR) project in collaboration with the U.S. Air Force Research Laboratory to develop coherent LiDAR detector arrays [6].