Fujikura Limited

Nippon Telegraph and Telephone Corporation

Hiroichi Katayose

Kazuhiro Takizawa

Kunihiro Toge

Hiroshi Yokosuka

Takaharu Matsuda

Katsuyuki Seto

Hung Huu Luong

Tatsuya Ota

Koji Ishizuka

Makoto Shinpo

An optical fiber splicer includes a fiber fixing portion, a first optical fiber fixed to the fiber fixing portion, a clamp portion which is capable of holding and fixing an extending portion extended from the fiber fixing portion of the first optical fiber and a tip portion of a second optical fiber optically connected to the extending portion of the first optical fiber between a base member and a pressing member being openable and closable with respect to the base member, and a solid index matching material which is attached to a tip surface of the extending portion of the first optical fiber and is interposed between the first optical fiber and the second optical fiber.

Optical fiber connector

An optical fiber cable includes an elongated flexible body having at least two spiral grooves formed in a circumferential surface thereof and extending longitudinally of the body. An optical fiber is received in one of the spiral grooves while an elongated flexible tension member is received in the other spiral groove, the tension member being composed of at least one elongated element made of aramid fibers.

Optical fiber cable

Growing community of inventors

Ichikawa, Japan

Hiroichi Katayose