Products Industries Company Important warning about fraudulent “Sumitomo” website and deceptive job offer emails. Click for details Products Components Optical Components Optical Components Sintered ZnS lenses Introduces Sumitomo Electric's sintered Zns lenses. About Optical lenses for infrared devices Teralink™ is a thermoplastic engineering plastic material that is cross-linked by irradiating electron beams onto molded components. Learn more NanoPlug™ Series Optical metallic connector that fits in a previously-unthinkable tiny space Learn more Optical fibers and optical fiber cables An optical fiber is made from glass that is as thin as a human hair. This high-performance medium can transmit optical signals... Learn More Laser Optics Laser processing realizes a non-contact and highly precise processing method to cut materials at high speed using a lens to focus energy millions of times greater than the light fo More Detail Product Remote monitoring of FTTx distribution line Learn more Not Finding What You're Looking For? Products Raw Materials Components Modules End Products Systems Industries Automotive Electronics Environment & Energy IT Industrial Materials Info - communications Company Company Top Structure & Leadership Strategy & Governance Get in Touch R&D Sustainability CSR Integrated Report Publications Careers IR Follow us Privacy Policy Terms of Use Cookies Region & Language: Global | EN © 2021 Sumitomo Electric Industries, Ltd. Our use of cookies Sumitomo Electric uses cookies, some are necessary for the operation of the website and some are designed to improve your experience. For more information, click here. Privacy Policy Necessary cookies On Are essential to move around Sumitomo Electric Website and use its core functionality and enhanced features. Without these cookies, the services you have asked for cannot be provided. Functional cookies On Allow Sumitomo Electric to remember the choices you make to give you better functionality and personal features. Performance cookies On Help improve the performance of Sumitomo Electric by collecting and reporting information about how you use the website.