A multi-fiber, fiber optic connector is provided having a housing having a first end for receiving a multi-fiber fiber optic cable and a second end having openings for the fibers from the cable. First and second keys for setting the polarity of the fibers within the connector located on opposing sides of the connector. The connector has either one of guide pins or guide pin receiving holes for guiding the connection with a second connector. The keys are movable between a first active position and a second retracted position, such that when one of the keys is in the first active position, the fibers are presented within the connector in a first polarity and when the second key is in the first active position, the fibers are presented within the connector in a second polarity reversed from the first polarity.

A fiber optic connector assembly includes a hybrid adapter assembly and fiber optic connectors. The hybrid adapter assembly includes a first adapter and a second adapter connected to each other. The first adapter is connected to a first fiber optic connector, and the second adapter is connected to a second fiber optic connector in abut joint with the first fiber optic connector. The second adapter is provided with a connection arm configured to fasten the second fiber optic connector and is further provided with a transition bridge configured to assist the abut joint between the first fiber optic connector and the second fiber optic connector. The structure of the fiber optic connector assembly is simplified. After a matching mechanism of the second adapter and the second fiber optic connector is optimized, connection and disconnection can be implemented by plugging and unplugging.

An apparatus includes first and second components. A track supports one of the components for movement toward the other of the components. A first connector is mounted on the first component. The first connector retains an end portion of a first fiber optic cable, and has a first alignment portion. A second connector retains an end portion of a second fiber optic cable, and has a second alignment portion. The second alignment portion guides the second fiber optic cable radially into coaxial alignment with the first fiber optic cable upon movement of the first alignment portion against the second alignment portion. A floating mount device supports the second connector on the second component for guided movement radially relative to the second component upon movement of the first alignment portion against the second alignment portion.

A ferrule boot for a fiber optic cable includes a front body portion defining at least one aperture, and includes at least one rear body portion defining at least one guide channel that facilitates insertion of loose optical fiber segments through the at least one aperture. At least a portion of each guide channel lacks a top surface boundary that is registered with a top surface of a corresponding aperture, such that an accessible (e.g., open) top portion is provided to ease insertion of at least one group of optical fibers into the at least one guide channel, with the optical fibers preferably being non-ribbonized. Fiber optic cable assemblies and methods for fabrication utilizing the ferrule boot are further provided.

Optical ports providing passive alignment connectivity are disclosed. In one embodiment, an optical port includes a substrate having a surface, a photonic silicon chip, a connector body, and a plurality of spacer elements. The photonic silicon chip includes an electrical coupling surface, an upper surface and an optical coupling surface. The optical coupling surface is positioned between the electrical coupling surface and the upper surface. The photonic silicon chip further includes at least one waveguide terminating at the optical coupling surface, and a chip engagement feature disposed on the upper surface. The connector body includes a first alignment feature, a second alignment feature, a mounting surface, and a connector engagement feature at the mounting surface. The connector engagement feature mates with the chip engagement feature. The plurality of spacer elements is disposed between the electrical coupling surface of the photonic silicon chip and the surface of the substrate.

An optical connection component according to one embodiment includes three or more cores that transmit optical signals along a first direction. The optical connection component includes a first surface extending in a second direction intersecting the first direction and in a third direction intersecting both the first direction and the second direction; and a second surface extending in the second direction and the third direction and arranged with the first surface along the first direction. Each of the cores extends from the first surface to the second surface along the first direction. The three or more cores are disposed not to be arranged on one straight line on each of the first surface and the second surface. A core disposition on the first surface defined by the three or more cores is different from a core disposition on the second surface defined by the three or more cores.

A position determination method for determining a position of a point on a flat surface by observing the position of the point and a position of a fiducial portion on the flat surface in an image of a measuring system provided with an imaging optical system using coaxial episcopic illumination is provided. The fiducial portion is in the shape of a pillar at least in the basal portion and provided with an inclined surface surrounding the foot of the pillar. The method includes the steps of determining a position of the outer boundary of the foot from the boundary between the inclined surface and the flat surface in the image; determining the position of the fiducial portion from the position of the outer boundary of the foot; and determining the position of the point with respect to the position of the fiducial portion.

Optical ports providing passive alignment connectivity are disclosed. In one embodiment, an optical port includes a substrate having a surface, a photonic silicon chip, a connector body, and a plurality of spacer elements. The photonic silicon chip includes an electrical coupling surface, an upper surface and an optical coupling surface. The optical coupling surface is positioned between the electrical coupling surface and the upper surface. The photonic silicon chip further includes at least one waveguide terminating at the optical coupling surface, and a chip engagement feature disposed on the upper surface. The connector body includes a first alignment feature, a second alignment feature, a mounting surface, and a connector engagement feature at the mounting surface. The connector engagement feature mates with the chip engagement feature. The plurality of spacer elements is disposed between the electrical coupling surface of the photonic silicon chip and the surface of the substrate.

An optical fiber connector assembly and a connecting system are disclosed. The optical fiber connector assembly includes a first accommodating groove and a second accommodating groove concavely provided in sequence backward from a front end surface of the sliding seat and intercommunicated with each other. A width of the second accommodating groove is less than a width of the first accommodating groove. A step surface is provided between the first accommodating groove and the second accommodating groove. An optical fiber connector is mounted on the sliding seat and floatable with respect to the fixing seat along a front-rear direction, a left-right direction and a vertical direction. A mating section of the optical fiber connector is located in the first accommodating groove. A connecting section is partially accommodated in the second accommodating groove. The step surface is located behind the mating section to stop the mating section from moving backward.

An assembly includes: a first circuit board, having an electrical connector assembly and an optical fiber connector assembly side by side, the electrical connector assembly is protrudingly provided with a first guiding mechanism in a front-rear direction, which includes a first guiding section and a second guiding section, and the optical fiber connector assembly has an aligning portion; and a second circuit board, having a mating electrical connector assembly and a mating optical fiber connector assembly side by side, the mating electrical connector assembly has a first matching region, which includes a first matching section and a second matching section, and the mating optical fiber connector assembly has an adaptation portion. When the first guiding section penetrates through the first matching section and enters the second guiding section, the aligning portion starts entering the adaptation portion.