Oil-immersed type flyback transformer device

Optical cable

Optical cable comprising a carrier member

Optical cable connecting section in electric power and optical c

Optical cable element and cable, respectively, and method of man

Optical cable elements

Optical cable for overhead high-tension lines

Optical cable having a plurality of basic elements arranged in a

Optical communication cable

Optical fiber cable

Optical fiber cable and method of jointing two cable elements

Optical fiber cable including irreversibly preshrunk supporting

Optical fiber cable including layers which compensate for therma

Optical fiber composite insulator

Optical fiber composite insulator and method of producing the sa

Optical fiber connector

Optical fiber hermetic fixing structure of feedthrough for optic

Optical fiber introducing equipment for optical submerged repeat

Optical fiber submarine cable

Optical fiber submarine cable