Company Guide
| Trading name | SIGMAKOKI CO.,LTD. |
|---|---|
| Qualified Invoice Issuer Registration Number | T8030001089741 |
| Established | April 1977 |
| Listing | Tokyo Stock Exchange (Standard Market) |
| Paid-in capital | ¥2,623 million |
| Representative | President & CEO Yosuke Kondo |
| Employees | 384 (as of May 31, 2025) |
| Facilites | Head Office / Hidaka Plant 17-2, Shimotakahagi-shinden, Hidaka-shi, Saitama 350-1297, JAPAN TEL: +81-42-985-6221 / FAX: +81-42-985-6561 |
| Tokyo Head Office SIGMAKOKI Tokyo Head office, 1-19-9,Midori, Sumida-ku, Tokyo, 130-0021, JAPAN TEL: +81-3-5638-8228 / FAX: +81-3-5638-6550 E-mail: international@sigma-koki.com |
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| Osaka Branch 4-9-28, Nishi-Nakajima, Yodogawa-ku, Osaka, 532-0011, JAPAN TEL: +81-6-6307-4835 / FAX: +81-6-6307-4834 |
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| Kyushu Sales Office 1-17-25, Hakata-eki-higashi, Hakata-ku, Fukuoka, 812-0013, JAPAN TEL: +81-92-481-4300 / FAX: +81-92-481-4310 |
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| Noto Plant 61-2, Wakabadai, Shika-machi, Hakui-gun, Ishikawa, 925-0375, JAPAN TEL: +81-767-38-1114 / FAX: +81-767-38-1651 |
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| Technology Center 1-1, Yatsukaho, Hakusan-shi, Ishikawa, 924-0838, JAPAN TEL: +81-76-274-6100 / FAX: +81-76-274-6103 |
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| Affiliates | OptoSigma Corporation OptoSigma Europe S.A.S. OptoSigma Germany GmbH Shanghai Sigma Koki Co.,Ltd. OptoSigma Southeast Asia Pte. Ltd. LMS CO., Ltd. TAC COAT CO.,Ltd. |
| Manufacturing equipment | 5-axis Machining Center, CNC Lens Polishing Machine, Optical coatingmachine, Ring Polisher, Near Field Etching system, CNC Lathe Machine, Ultrasonic Cleaning Machine, Magneto-Rheological Finishing, Wire EDM machine, Machining center, Grinding machine, NC mold polisher, NC engraver, Surface generator, Polishing machine (Lenses, Prisms, Laser crystals), Lapping machine, Precision slicing machine, Others |
| Testing and measuring equipment | Spectrophotometer, Scanning Electron Microscope, 3D Optical Surface profiler, Laser Calibration System, Atomic Force microscope, Focometer, Zygo® Laser Interferometer, 3D Measurement Machine, Cavity Ring-Down, Dispersion Measurement System, Surface Roughness Tester, Autocollimator, Hardness meter, Eccentricity measuring instrument, Composition evaluation device, High performance cleanrooms, Others |
| Company activities | Opto-Mechanics / Manual Stages & Holders (Over 3,400 types) Stages, Holders, Bases, Rods, Poles, Clamps, Cage systems Stages, etc. |
| Optics / Coating Products (Over10,000 types) Multi-Element Optics, Mirrors, Beam splitters, Filter, Lenses, Prisms, Polarizers,Laser crystals, Nonlinear crystals, Substrates, Windows, etc. |
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| Motion Control Application Systems (Over 350 types) Automatic positioning devices, Optical measurement devices, Software for positioning and measurement |
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| Laser System Products Optical modules、Lens units、Laser processing systems, Laser application system products, etc. |
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| Bio-Medical Related Products Micromanipulation system, motorized stage system for microscope, Core Unit for Microscopy, Bio and medical devices, etc. |
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| Optical Application System Products Optical Fiber Alignment Systems, Optical systems for Observation, Contracted & Custom-made products |
