| Sept. 1932 | TOPCON was established based on the surveying instruments division of K.Hattori & Co.,Ltd. (currently SEIKO HOLDINGS CORPORATION) in order to manufacture the optical instruments for Japanese Army, which are surveying instruments, binoculars and cameras. Corporate Name: Tokyo Kogaku Kikai Kabushikikaisha (Tokyo Optical Co., Ltd.) Head Office: 2, Ginza 4-chome, Kyobashi-ku, Tokyo Factories: Toshima-ku and Takinogawa-ku, Tokyo |
| Apr. 1933 | Built head office and main factory at 180, Shimura-motohasunuma-cho, Itabashi-ku, Tokyo (current address) and moved head office functions there |
| Aug. 1945 | Temporarily closed factories after the end of World War II. Received authorization from Tokyo governor to convert the factory for production of civil products and reopened factory to manufacture binoculars and Surveying Instruments. |
| Dec. 1946 | Established Yamagata kikai kogyo kabushikikaisha. (currently Topcon Yamagata Co., Ltd.) in Yamagata-shi, Yamagata Prefecture. |
| Dec. 1947 | Started selling lens meters. Started Ophthalmic and Medical Instruments business. |
| May 1949 | Listed its stock on Tokyo and Osaka Stock Exchanges. |
| Mar. 1960 | Became an affiliate of Tokyo Shibaura Electric Co,Ltd.. (currently TOSHIBA CORPORATION). |
| May 1963 | Started selling a single-lens reflex camera "TOPCON RE Super" adopting TTL. |
| Oct. 1969 | Established Tokyo Kogaku Seiki Kabushikikaisha (currently OPTONEXUS Co., Ltd.) in Tamura-gun, Fukushima Prefecture |
| Apr. 1970 | Established Topcon Europe N. V.(currently Topcon Europe B.V.) in Rotterdam, The Netherlands. |
| Sept. 1970 | Established Topcon Instrument Corporation of America (currently Topcon Medical Systems, Inc.) in New York, U. S. A. (currently New Jersey State). |
| Jan. 1975 | Established Topcon Sokki Co., Ltd. (currently Topcon Sales corporation), a surveying instrument sales company. |
| Dec. 1976 | Established Topcon Medical Japan Co., Ltd., an medical instrument sales company. |
| Apr. 1978 | Started selling a electric distance meter DM-C1 adopting a near-infrared. |
| Oct. 1978 | Started selling a refractometer RM-100 incorporating near-infrared beam and a television system. |
| Mar. 1979 | Established Topcon Singapore Pte. Ltd. in Singapore. |
| Apr. 1986 | Established Topcon Optical (H. K.) Ltd. in Hong Kong. |
| Sept. 1986 | Listed on First Sections of Tokyo and Osaka Stock Exchanges. |
| Apr. 1989 | Changed its corporate name to TOPCON CORPORATION. |
| Apr. 1991 | Entry into electron beam business. |
| Mar. 1994 | Surveying Instrument Division obtained ISO 9001, certification. (Ophthalmic and Medical Instruments, Industrial Instruments and Optical Devices Divisions also obtained ISO 9001 certification subsequently) |
| Sept. 1994 | Established Topcon Laser Systems, Inc. (currently Topcon Positioning Systems, Inc.) in California, U. S. A., acquired Advanced Grade Technology, advanced into machine control business. |
| Oct. 1994 | Delivered a nationwide GPS continuous observation system to Geographical Survey Institute, Ministry of Construction, Japanese Government |
| Sept. 1997 | Obtained ISO 14001 certification, an international standard for environment management systems. |
| July 2000 | Acquired Javad Positioning Systems Inc. in the United States and started selling precision GPS receivers and related system products. |
| July 2001 | Established Topcon America Corporation in New Jersey, U. S. A., as a holding company. Reorganized the subsidiaries in the United States dividing them into the ophthalmic and medical instrument business and the positioning business. |
| Apr. 2002 | Established Topcon Finance Corporation. |
| July 2002 | Liquidated Topcon Singapore Pte. Ltd. and established Topcon South Asia Pte. Ltd. in Singapore |
| Feb. 2004 | Established Topcon (Beijing) Opto-Electoronics Corporation in Beijing, China. |
| July 2005 | Reorganized sales subsidiaries in Europe and newly established two firms in the European market — one overseeing eye care business and the other overseeing positioning business — with Topcon Europe B.V. as the holding company. |
| July 2005 | Transferred from part of the HOYA CORPORATION Vision Care Company's optometric instruments segment in Japan. |
| Apr. 2006 | Implemented two-for-one stock split. |
| Aug. 2006 | Acquired ANKA Systems, Inc., in the United States for full-fledged entry into the ophthalmic network business in the United States. |
| Oct. 2006 | Acquired KEE Technologies Pty Ltd., in Australia for entry into field of agriculture. |
| Apr. 2007 | In order to build a global group and quick business expansion, Topcon adopted three business structure, Positioning Business Unit, Eye Care Business Unit and Finetech Business Unit. |
| May 2007 | Business rights for mobile control (navigation systems, ITS and others) transferred to U.S. subsidiary from Javad Navigation Systems, Inc. |
| Feb. 2008 | Conducted a takeover bid for shares of SOKKIA Co., LTD. and made it a subsidiary to enhance competitiveness of the Positioning Business in the global market. |
