TOPCON TECHNOHOUSE CORP.

Tokyo Kogaku Kikai Kabushikikaisha (Tokyo Optical Co., Ltd.) was established based on the surveying instruments division of K. Hattori & Co., Ltd. (currently Seiko Holdings Corporation), and by acquiring the lens manufacturing facilities of Katsuma Kogaku Kikai Co. Ltd., with the aim of producing surveying instruments domestically upon request from the Army Ministry.

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.

In September 1932, Tokyo Kogaku Kikai Kabushikikaisha (Tokyo Optical Co., Ltd.) was established with the aim of domestically producing surveying instruments upon request from the Army Ministry, based on the surveying instruments division of K. Hattori & Co., Ltd.

Released TOHKOH Transit, TOHKOH Y-Level

Marketing of Transit 5-inch, 4-inch, 3-and-half inch and 2inch, Y-Level 18-inch, 15-inch and 12-inch as civilian goods

Built head office and main factory at 180, Shimura-motohasunuma-cho, Itabashi-ku, Tokyo (current address) and moved head office functions there.

Started manufacturing of the company's first camera, LORD.

Established Yamagata kikai kogyo kabushikikaisha. (currently Topcon Yamagata Co., Ltd.) in Yamagata-shi, Yamagata Prefecture.

the company started Ophthalmic and Medical Instruments business.

Started Ophthalmic and Medical Instruments business.

Released the company's first lensmeter, Type I.

Topcon stock listed on the Tokyo and Osaka Stock Exchanges.

the company started manufacturing and sales of type-I refractometer upon request from Eyeglass Wholesalers’ Association who wanted “Made in Japan” refractometer.

Released the Japan's first refractometer.

Adopted the name of "TOPCON" and "TOHKOH" for the company's cameras.

Released TOPCON R (the first prototype for the company's single-lens reflex camera)

Awarded Honorary Award at 1958 Brussels World's Fair and commended by the Minister of International Trade and Industry

Company representative stationed in New York.

Released Transit A The first tower cover type. (became the design base thereafter)

Became an affiliate of Tokyo Shibaura Electric Co., Ltd. (currently TOSHIBA CORPORATION).

Released the company's first Auto Level AT.

Capital increase （Paid-in capital ¥150 million）

the company launched the world’s first single-lens reflex camera with a TTL full-aperture metering system. The camera also received high praise from overseas market.

Released TOPCON RE SUPER The world's first single-lens reflex camera with a TTL full-aperture metering system.

Released TOPCON uni The world's first TTL lens shutter type 35mm single-lens reflex.

Released Retinal Camera Type I.

Installed the company optical equipment in the Antarctic expedition vessel, "Fuji".

Released Universal Measuring Microscope TUM-200.

Established the company's abbreviation name as Tokyo Kogaku, and trademark as TOPCON.

Commended by Minister of International Trade and Industry as company contributing to exports in FY1967.

Established Tokyo Kogaku Seiki Kabushikikaisha (currently TOPCON OPTONEXUS Co., Ltd.) in Fukushima Prefecture.

the company established sales companies in the Netherlands and the United States that leaded to our global expansion.

In 1978 and 1979, the explosive success of the RM -100 refractometer and DM-C1/C2 optical distance meters has transformed the company’s business structure and established a solid position as a comprehensive precision optical equipment manufacturer.

the company established a sales company in Singapore.

our company’s first overseas production base was established in Hong Kong. We also expanded our global business by establishing sales companies in Asia.

In 1989, the company name was changed to Topcon Corporation.

the name of the company was changed to TOPCON CORPORATION to reform its corporate culture and strengthen its corporate capabilities.

Since the 1990s, through overseas M&As and alliances, we have expanded our business into new fields such as automatic control technology for construction machinery, precision GNSS, and IT agriculture.

The company acquired automatic control technology of construction machinery.

The company acquired precision GNSS technology.

In 2006, the company launched the world’s first 3D OCT that combines features of OCT (optical coherence tomography) and a fundus camera.

The company accelerated business expansion by developing new businesses through M&As, such as IT Agriculture business and ophthalmic network business in 2006.

The company accelerated business expansion by developing new businesses through M&As, such as mobile control business in 2007.

In 2008, the company made a takeover bid for Sokkia Co., LTD. to strengthen the international competitiveness of its positioning business.

The company accelerated business expansion by developing new businesses through M&As, such as 3D laser scanner business in 2008.

The company accelerated business expansion by developing new businesses through M&As, such as ophthalmic therapeutic laser market in 2010.

Since 2011, through business structure reforms (selection and concentration), the company have been able to establish a strong corporate structure that is not vulnerable from change of external environment and have concentrated management resources on high-growth businesses.

In 2013, the company launched fully automatic OCT (3D OCT), which enables fundus tomographic images and fundus images to be taken by touch panel operations only.

From 2014, the company accelerated its global investment.

IT Agriculture business was expanded through multiple M&As in 2014.

IT Agriculture business was expanded through multiple M&As in 2015.

In 2017, the company established promotion base in the U.S for IoT business in Eye Care Business.

In 2018, the company created an eye disease screening business through the acquisition of an IoT system development company in Finland.