Nikon Corp. engages in the manufacture and sale of optical instruments. The company is headquartered in Shinagawa-Ku, Tokyo-To and currently employs 20,069 full-time employees. The firm operates in six business segments. The Imaging Business segment provides products and services such as interchangeable lens digital cameras, digital cameras with integrated lens and interchangeable lenses. The Precision Equipment Business segment provides products and services for flat panel display (FPD) lithography equipment and semiconductor lithography equipment. The Healthcare Business segment provides products and services of biological microscopes and ultra-wide-angle scanning laser ophthalmoscopes. The Components Business segment provides products and services such as optical components, optical parts, encoders and materials processing. The Digital Manufacturing Business segment provides products and services of industrial microscopes and measuring instruments. The Others segment engages in other businesses.