An optical device includes a unitary substrate of optically transparent material. The unitary substrate has formed therein at least one collection lens and channel, the channel for receiving an optical fibre and arranged to align the optical fibre inserted therein such that the collection lens couples light collected by the collection lens into the optical fibre.

A connection system includes an optical connector assembly; and an optical plug. The connector assembly includes a stack of gel-groove assemblies and a spring assembly mounted within a housing. Each of the gel-groove assemblies includes a first gel block at a first axial end, a second gel block at a second axial end, and a fiber mating region between the first and second gel blocks. The optical plug including sub-modules over-molded over arrays (e.g., ribbons) of the optical fibers. Each sub-module defines notches for receiving latches of the spring assembly when the optical plug is coupled to the first axial end of the optical adapter. Bare optical fibers extend from the plug, pass through the first axial gel block, and enter the fiber mating region when the plug is coupled to the adapter.

A system may include a fiber distribution hub including a plurality of fiber-optic cables, wherein a particular one of the plurality of fiber-optic cables includes a machine-readable identifier; and a robotic device configured to access particular ones of the plurality of fiber-optic cables. The robotic device may include a print head configured to splice together the particular ones of the plurality of fiber-optic cables by three-dimensional printing of a silane material. A hand-held unit may also include a print head configured to splice together fiber-optic cables by three-dimensional printing of a silane material.

An optical assembly generally having a substrate; a photonic-integrated circuit (PIC) mounted on the substrate, the PIC having a plurality of optical ports; a first structure having a bottom surface connected to the substrate, and a first planar surface extending perpendicularly to the substrate; a second structure having a second planar surface being connected to the first planar surface of the first structure via an adhesive, and a support surface; and a waveguide array having a support surface being connected to the support surface of the second structure, the waveguide array having a plurality of waveguides each defining an optical path, with the optical paths lying in a waveguide plane, the waveguide plane being perpendicular to the first and second planar surfaces, the optical paths being maintained in optical alignment with corresponding ones of the optical ports via the adhered first and second planar surfaces.

A fiber optic cable and connector assembly including a fiber optic connector mounted at the end of a fiber optic cable. The fiber optic connector includes a ferrule assembly including a stub fiber supported within a ferrule. The stub fiber is fusion spliced to an optical fiber of the fiber optic cable at a location within the fiber optic connector.

A fiber optic cable and connector assembly including a fiber optic connector mounted at the end of a fiber optic cable. The fiber optic connector includes a ferrule assembly including a stub fiber supported within a ferrule. The stub fiber is fusion spliced to an optical fiber of the fiber optic cable at a location within the fiber optic connector.

An optical fiber has an individual fiber and a sheath. The sheath on one end is stripped, such that a length of at least one end of the individual fiber is exposed. An injection mold has a first part first part that contains a first cavity into which an injection molding material is injected. A second part of the mold contains a second cavity in which at least one end of the optical fiber is placed. The end of the optical fiber is secured in the second cavity. A second length of the exposed end of the fiber extends into the first cavity. The injection molding material is injected into the first cavity to obtain a connector element. The at least one exposed end of the optical fiber is at least partially coated. The first part and second part of the mold are brought to different temperatures.

A method for making an optical fiber connector includes the following steps: Providing a casting mold having at least one casting cavity, and arranging at least one optical fiber assembly in the at least one casting cavity; Feeding plastic material into the at least one casting cavity; Solidifying the plastic material so as to form a plastic portion which solidifiedly bonds the at least one optical fiber assembly, where an end of the at least one optical fiber assembly emerges from the plastic portion, then removing a lower mold plate of the casting mold; Using a hard grinding disk to grind the end of the at least one optical fiber assembly; and Disposing the casting mold into an atomization facility, and atomizing lens material to the end of the at least one optical fiber assembly, acting with a manner of epicyclic gearing revolving therearound and with their own axes, so as to form a lens on the end of the at least one optical fiber assembly such that the lens is heated and solidified. Thereby, efficacy in producing optical fiber connectors can be improved. Also disclosed is a structure of the optical fiber connector, thus reliability of automated production of optical fiber connectors can be increased.

A system forms, at an end of a multifiber ribbon cable, a multifiber ribbon cable segment having an enlarged core-to-core spacing. A UV-transparent mold is mounted on top of a chassis. The mold defines a plurality of individual fiber channels corresponding to individual fibers of the existing multifiber ribbon cable and having a spacing equal to that of the enlarged core-to-core spacing. Each individual fiber channel passes through the internal cavity. The assembled mold further includes an injection system for receiving light curable, flowable material from the reservoir and pumping system and feeding it into the internal cavity, and at least one vent for allowing air to escape from the internal cavity as the light-curable, flowable material is fed into the internal cavity. The injected material is cured by exposure to a curing light.

A method for fabricating an optical connecting device includes: preparing a product for an optical connecting device which includes first and second parts for a holder, and optical fibers extending in a direction of a first axis between first faces of the first and second parts, the first and second parts of the product being arranged in a direction of a second axis intersecting that of the first axis, the first faces of the first part and the first face of the second part extending in the direction of the first axis and a direction of a third axis, and the third axis intersecting the direction of the first axis and the direction of the second axis; and moving one of a processing device and the product relative to the other to process the product in the direction of the second axis so as to reach the optical fibers.