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  3. 五鈴精工硝子
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五鈴精工硝子

EstablishmentFebruary 2, 2015 (Founded in 1905)
capital1000Ten thousand
number of employees85
addressOsaka/Izumisano-shi/Rinku Orai North 1-53
phone072-458-6166
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last updated:Nov 20, 2025
五鈴精工硝子logo
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  • Company information
  • Products/Services(17)
  • catalog(10)
  • news(1)

五鈴精工硝子 Company Profile

Challenge to Innovation

Gorin Seiko Glass has been engaged in the development of optical glass filter products and the manufacturing of molded lenses, specializing in the optical field for nearly 120 years. With the experience and technology cultivated over many years, we provide optical components with special shapes and specifications. We offer optical glass filters and molded lenses that cover a wide range of wavelengths, including ultraviolet, visible, and infrared, with consistent support from design and material selection to manufacturing, tailored to our customers' needs. We can also flexibly accommodate small-lot prototypes during the development stage. Additionally, our products adopt an environmentally friendly design that does not contain lead or harmful substances. Please feel free to contact us if you have any inquiries regarding optical glass products.

Business Activities

We provide comprehensive support from design to manufacturing for "optical glass filters" corresponding to the ultraviolet, visible, and infrared regions, as well as "molded lenses" such as integrated micro-lens arrays and aspherical or irregular lenses. We have extensive experience in introducing products to cutting-edge fields such as lasers, sensors, semiconductor exposure equipment, and measuring instruments, supplying a wide range of industries. Additionally, we also accept various processing contracts, including melting, polishing, strengthening, coating, and measurement.

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Products/Services (17)

Optical design and simulation outsourcing product image
Optical design and simulation outsourcing
Dissolution entrusted product image
Dissolution entrusted
Moldable ultraviolet-transmitting glass "IHU250H" product image
Moldable ultraviolet-transmitting glass "IHU250H"
Color Temperature Conversion Filter (Increase) 'ILB Series' product image
Color Temperature Conversion Filter (Increase) 'ILB Series'

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catalog(10)

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Glass processing contract

Glass processing contract

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Ultraviolet transmission through glass IHU250H/IHU200

Ultraviolet transmission through glass IHU250H/IHU200

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Optical design

Optical design

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Entrusted melting

Entrusted melting

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news(1)

We will be exhibiting at interOpto2025 / Light and Laser Science and Technology Fair (Ultraviolet Fair).

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From November 11, 2025 (Tuesday), at Pacifico Yokohama, we will be exhibiting at interOpto2025 / Light and Laser Science and Technology Fair (organized by the Optical Industry Technology Promotion Association / Optronics Corporation) with a focus on: - UV-transmitting glass that can be molded - Diffusion glass that can uniformly diffuse incident light - A double-sided lens array that is molded without lamination 【About the Exhibition】 Event Name: interOpto2025 / Light and Laser Science and Technology Fair UV Fair Date: November 11 (Tuesday) to 13 (Thursday), 2025 Opening Hours: 10:00 AM to 5:00 PM Venue: Pacifico Yokohama Exhibition Hall C Booth Number: C-15 Organizer: Optical Industry Technology Promotion Association / Optronics Corporation Official Website: https://www.optronics.co.jp/interopto/ We invite everyone attending this exhibition to visit our booth "Gosuzumi Seiko Glass." We sincerely look forward to meeting you on-site.

Sep 26, 2025

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Detailed information

Company name 五鈴精工硝子
number of employees85
Contact addresspostalcode 598-0048 Osaka/ Izumisano-shi/ Rinku Orai North 1-53View on map TEL:072-458-6166 FAX:072-458-6661
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