Q4 Services specializies in manufacture, service, and support of visual display systems to the global flight simulator industry. The firm provides visual display solutions and support including mirror upgrades, mirror re-skinning, mirror washing, CRT and projector overhauls, and complete custom installation of cross-cockpit collimating displays for all types of full flight devices for the aviation simulation industry. Significant innovations developed by the firm within the display industry include the SupraVue® collimating mirror product line, True-Vue⢠laser sphere alignment, and Fixed-Matrix Replacement Projector (FMRP) product first installed by Q4 Services at United Airlines in 2006