OPTICAL FIBER UNIT, OPTICAL FIBER CABLE, AND METHOD FOR MANUFACTURING OPTICAL FIBER UNIT

• Main Authors: NAKAGAWA, Naoki, AOYAGI, Yuji, HOSHINO, Yutaka, ENDO, Yohei, HAMAGUCHI, Shinya, SHIBATA, Yukihiko, ISHIMURA, Tomohiro
• Format: Patent
• Language: English; French; Japanese
• Published: 28.06.2018
• Subjects: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

Two bundle materials 5a, 5b are provided on the outer periphery of a plurality of optical fiber core wires 3. The bundle materials 5a, 5b are twisted back while reversing the winding from front to back and vice versa to thus wind the bundle materials 5a, 5b around the plurality of optical fiber core...