cash transaction valued at approximately $5.35 billion. In August 2022, Roper entered an agreement to acquire Frontline Education for 3.725 billion dollars. Subsidiaries DAP Technologies DAP Technologies manufactures rugged mobile computers, including portable data terminals, and tablet computers. DAP's computers are designed for harsh environments, so they can be used in logistics operations, transportation, warehouses, field service, utilities, law enforcement, and the energy industry, as well as other applications. DAP distributes its computers in more than 60 countries, and operates subsidiaries in Paris, France, Abingdon, England, and Tokyo, Japan. The company employs 150 people. Media Cybernetics Media Cybernetics is a company in Maryland, United States, founded in 1981, that produces image processing software used worldwide for industrial, scientific, medical, and biotechnology applications. In the early 1980s, they developed and published Dr. Halo, a popular raster graphics editor for the IBM PC. In recent years, Media Cybernetics acquired the assets of Definitive Imaging, QED Imaging and AutoQuant Imaging. Princeton Instruments Princeton Instruments, Princeton Instruments, manufactures scientific imaging equipment, optical coatings, optical cameras, CCD and EMCCD cameras, spectroscopy instrumentation, and electronic sub-assemblies. Princeton Instruments is divided into these application-specific groups: Imaging Group provides cameras for applications that include Astronomy, BEC, Combustion, PIV, Single Molecule, Surface and Material Analysis, PSP, and Nanotechnology. Spectroscopy Group provides spectrometers, cameras and systems for Raman, LIBS, NIR, Absorption, Fluorescence, and Luminescence. X-Ray Group manufactures cameras for EUV, Lithography, XRS, Plasma, Diffraction, Microscopy, and Tomography applications. Industrial Group provides MEGAPLUS cameras for Semiconductor, Web Inspection, Document and Film Capture, Digital Radiography, and Ophthalmology. Acton Optics & Coatings provides optical components for Medical, Semiconductor, Material Processing, Analytical Instrumentation, Aerospace, and Defense applications. The company has based in Trenton, New Jersey and Acton, Massachusetts. Roper Pump Co. Roper Pump Co. is part of the founding company from which Roper Industries began. George D. Roper began the company by founding the Roper legacy by entering into part ownership in the Van Wie Gas Stove Company of Cleveland, Ohio. The Van Wie plant moved to Rockford Illinois and passed into trusteeship in the early 1890s. George D. Roper became sole owner of the Van Wie Gas Stove company after the company's debts were paid off on September 1, 1894. A fire completely destroyed the facilities ten days later. The factory was rebuilt and named the Eclipse Gas Stove Company, and later expanded to include the Trahern Pump Company in 1906. The Trahern