"Canon Inc. is a Japanese international corporation specializing in the manufacture of imaging and optical items, including cams, camcorders, specialist display screens, TELEVISION broadcasting and also film devices, projectors, photocopiers, photolitography devices (steppers, scanners), computer system printers, picture scanners, binoculars, microscopes, medical equipment (consisting of Computer Tomography diagnostic systems, MRI and also diagnostic ultrasound systems), LCD and OLED panel production equipment, CCTV remedies, thinking of sensing units, calculators, high accuracy positioning and also measurement tools (such as rotating encoders), and customized optical elements (including lenses) for third party firms. It is headquartered in Ōta, Tokyo, Japan.

Canon has a primary listing on the Tokyo Stock Market and also is a constituent of the TOPIX Core30 as well as Nikkei 225 index. It has a second listing on the New York Stock Exchange.

Canon Inc. has 383 subsidiaries as of 31 June 2017. The number includes second-generation subsidiaries, for instance, Canon IT Solutions Inc. "