An improved structure of an optical fiber having a core positioned in the center and a surrounding cladding with a lower refractive index than the core is disclosed. A tunnel extending in the axial direction of the optical fiber is provided in two diametrically opposite portions of the core-...
PROBLEM TO BE SOLVED: To provide a structure of an excessive length storage part of an optical fiber, an inexpensive structure that is excellent in workability and capable of storing the excessive length of a plurality of optical fibers surely and with high density without impairing optical transmi...
PURPOSE: To simplify the structure constituted to separate the water pressure resisting part and airtight part in the feed-through structure of the optical fiber for connecting the optical fibers by assuring the water pressure resistance and airtightness to an optical submarine repeater and the product...
An optical fiber connector for connecting an optical fiber cable to a ferrule comprises a tubular body having a first end portion for connection to a peripheral surface of a ferrule, a second end portion for connection to a peripheral surface of an optical fiber cable, a step portion ...
optical fiber is secured to the emission-side base, and an end (3C) of the emission-side optical fiber is exposed at the coupling end surface (12), wherein the incidence-side optical fiber is secured to the incidence-side base, and an end (5C) of the incidence-side optical fiber is ...
PROBLEM TO BE SOLVED: To prevent a dust collection effect from occurring at the tip of an optical fiber brought into contact with each other, and moreover, to make it possible to easily splice the two pieces of optical fibers to each other without the need for a large-scale fusing machine...
At least one of end portions of a light-carrying core portion of a single-conductor optical fiber has an enlarged portion, which is a portion of the core portion larger than other portions of the core portion. An optical communications module includes a light emitting element which generates ou...
An optical fiber code holding structure, includes: an optical adapter and an optical fiber code holding member. An optical connector of an optical fiber is connected to an optical adapter. The optical
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摘要: PROBLEM TO BE SOLVED: To provide the assembly structure of a ferrule with an optical fiber and the assembly structure of an optical fiber array where the tensile strength of an optical fiber attached and fixed with an adhesive or the like is remarkably improved....