Company Name | Mitsui Optical Manufacturing Co., Ltd. |
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Addresses | Head Office: 2-3-3 Wada, Suginami-ku, Tokyo Akita Factory: 120-21 Aza-Nanamagari-dai, Kawahetojima, Akita-shi, Akita Fukushima Factory: 10-243, Aza-Oyama, Oaza-Iitoyo, Ten-ei-mura, Iwase-gun, Fukushima |
Capital | 10,000,000 yen |
Representative Director | Tatsuro Mitsui |
Number of Employees | 80 (58 men, 22 women) |
Main Businesses | Polishing of various kinds of optical prisms, vapor-deposition, coating, cementing, bonding and assembling of optical devices |
Main Banks | The Mitsubishi Tokyo UFJ Bank (Shinjyuku Fukutoshin Branch), Shoko Chukin Bank (Shinjyuku Branch) , Tokyo City Trust Bank (Honancho Branch) |
Main Customers | Nagano Olympus Co., Ltd., Cosina Co., Ltd., Sony EMCS Corp., Panasonic Corp. |
Affiliated Company | Specwell Corporation |
1951 | At the current premise of the head office, Genzo Mitsui started the business of polishing flat glass surfaces for making mirrors. |
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1952 | Started manufacturing polo-prisms for binoculars. |
1953 | Started manufacturing polo-prism binoculars for export markets. |
1962 | Commenced manufacturing high-performance prisms. |
1973 | Constructed Fukushima Factory in Ten-ei-mura, Fukushima. |
1980 | Built the current head office building. |
1991 | Constructed Akita Factory in the Rinkai-kukou Industrial Zone, Akita. |
2004 | Constructed a new building for Fukushima Factory, Akita Factory obtained ISO14001 certification. |
2005 | Fukushima Factory obtained ISO14001 certification. |
2006 | Akita Factory obtained ISO9001 certification. |
2007 | Commenced coating business. Head office and Fukushima Factory obtained ISO9001 certifications. |
2013 | Launched multiple-plate prism unit manufacturing business. |
2014 | Started business of making optical contact products. Head office obtained ISO14001. |