JEOL Ltd. is a Japanese manufacturer of scientific instruments, electron optics, analytical equipment, and semiconductor tools. Established in May 1949 as Japan Electron Optics Laboratory Co., Ltd., the company is headquartered in Akishima, Tokyo, and is listed on the Tokyo Stock Exchange Prime Market (Stock Code 6951).
JEOL operates global research, development, and production centers with an international sales and support footprint spanning North America, Europe, Asia, and other key markets. The company provides advanced observation, characterization, and elemental analysis instrumentation utilized extensively across scientific academia, material science research laboratories, and semiconductor fabrication facilities.