Canon Inc., together with its subsidiaries, manufactures and sells office multifunction devices (MFDs), plain paper copying machines, laser and inkjet printers, cameras, diagnostic equipment, and lithography equipment. The company operates through four segments: Printing Business Unit, Imaging Business Unit, Medical Business Unit, and Industrial and Others Business Unit. The Printing Business Unit segment offers office MFDs, document solutions, laser multifunction printers, laser printers, inkjet printers, image scanners, calculators, digital continuous feed presses, digital sheet-fed presses, and large format printers. The Imaging Business Unit segment provides interchangeable-lens digital cameras, digital compact cameras, interchangeable lenses, compact photo printers, network cameras, video management and video content analytics software, digital camcorders, digital cinema cameras, broadcast equipment, and multimedia projectors. The Medical System Business Unit segment offers computed tomography systems, diagnostic ultrasound systems, diagnostic X-ray systems, magnetic resonance imaging systems, clinical chemistry analyzers, digital radiography systems, and ophthalmic equipment. The Industry and Others Business Unit segment provides semiconductor lithography equipment, flat panel display lithography equipment, vacuum thin-film deposition equipment, organic light-emitting diode display manufacturing equipment, die bonders, handy terminals, and document scanners. The company also provides maintenance services and supplies replacement drums, parts, toners, and papers. It sells its products under the Canon brand through subsidiaries or independent distributors to dealers and retail outlets, as well as directly to end-users globally. Canon Inc. was founded in 1933 and is headquartered in Tokyo, Japan.